486 lines
23 KiB
C
486 lines
23 KiB
C
#include "ft_printf.h"
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int main(void)
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{
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char *str;
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char c;
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int i;
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str = "bravo";
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c = 'c';
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i = 6;
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printf("-----------------------------------------------\n");
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printf("- BASICS -\n");
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printf("- -\n");
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printf("- %%[flag][width][.precision][length]specifier -\n");
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printf("- -\n");
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printf("- conversions : cspdiuxX%% -\n");
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printf("- flags : -,0,.,* -\n");
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printf("- taille de champ minimale -\n");
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printf("- -\n");
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printf("- char *str = \"bravo\"; -\n");
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printf("- char c = 'c'; -\n");
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printf("- int i = 6; -\n");
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printf("-----------------------------------------------\n");
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printf("-----------------------------------------------\n");
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printf("- conversions : cspdiuxX%% -\n");
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printf("-----------------------------------------------\n\n");
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// printf("(\"no newline\") ft : "); ft_printf("no newline"); printf("-->ligne suivante\n");
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printf("(\"no newline\") : "); printf("no newline"); printf("-->ligne suivante\n"); printf("\n");
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// printf("(\"newline\\n\") ft : "); ft_printf("newline\n"); printf("-->ligne suivante\n");
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printf("(\"newline\\n\") : "); printf("newline\n"); printf("-->ligne suivante\n"); printf("\n");
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// printf("(\"%%%%\") ft : "); ft_printf("%%\n");
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printf("(\"%%%%\") : "); printf("%%\n"); printf("\n");
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// printf("(\"%%.10%%\") ft : "); ft_printf("'%.10%'\n");
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printf("(\"%%.10%%\") : "); printf("'%.10%'\n"); printf("\n");
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// printf("(\"%%10%%\") ft : "); ft_printf("'%10%'\n");
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printf("(\"%%10%%\") : "); printf("'%10%'\n"); printf("\n");
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// printf("(\"%%-10%%\") ft : "); ft_printf("'%-10%'\n");
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printf("(\"%%-10%%\") : "); printf("'%-10%'\n"); printf("\n");
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// printf("(\"%%010%%\") ft : "); ft_printf("'%010%'\n");
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printf("(\"%%010%%\") : "); printf("'%010%'\n"); printf("\n");
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// printf("(\"%%-010%%\") ft : "); ft_printf("'%-010%'\n");
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printf("(\"%%-010%%\") : "); printf("'%-010%'\n"); printf("\n");
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// printf("(\"\\\"\") ft : "); ft_printf("\"\n");
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printf("(\"\\\"\") : "); printf("\"\n"); printf("\n");
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// printf("(\"%%c\",'c') ft : "); ft_printf("%c\n", 'c');
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printf("(\"%%c\",'c') : "); printf("%c\n", 'c'); printf("\n");
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// printf("(\"%%s\",\"str\") ft : "); ft_printf("%s\n", "str");
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printf("(\"%%s\",\"str\") : "); printf("%s\n", "str"); printf("\n");
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// printf("(\"%%s\",str) ft : "); ft_printf("%s\n", str);
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printf("(\"%%s\",str) : "); printf("%s\n", str); printf("\n");
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// printf("(\"%%p\",str) ft : "); ft_printf("%p\n", str);
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printf("(\"%%p\",str) : "); printf("%p\n", str); printf("\n");
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// printf("(\"%%d\",456) ft : "); ft_printf("%d\n", 456);
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printf("(\"%%d\",456) : "); printf("%d\n", 456); printf("\n");
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// printf("(\"%%i\",846) ft : "); ft_printf("%i\n", 846);
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printf("(\"%%i\",846) : "); printf("%i\n", 846); printf("\n");
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// printf("(\"%%u\",87) ft : "); ft_printf("%u\n", 87);
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printf("(\"%%u\",87) : "); printf("%u\n", 87); printf("\n");
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// printf("(\"%%u\",-87) ft : "); ft_printf("%u\n", -87);
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printf("(\"%%u\",-87) : "); printf("%u\n", -87); printf("\n");
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// printf("(\"%%x\",124) ft : "); ft_printf("%x\n", 124);
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printf("(\"%%x\",124) : "); printf("%x\n", 124); printf("\n");
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// printf("(\"%%X\",124) ft : "); ft_printf("%X\n", 124);
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printf("(\"%%X\",124) : "); printf("%X\n", 124); printf("\n");
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// printf("(\"%%X\",123456) ft : "); ft_printf("%X\n", 123456);
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printf("(\"%%X\",123456) : "); printf("%X\n", 123456); printf("\n");
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// printf("(\"%%X\",0x1E240) ft : "); ft_printf("%X\n", 0x1E240);
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printf("(\"%%X\",0x1E240) : "); printf("%X\n", 0x1E240); printf("\n");
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// printf("(\"%%i\",0x1E240) ft : "); ft_printf("%i\n", 0x1E240);
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printf("(\"%%i\",0x1E240) : "); printf("%i\n", 0x1E240); printf("\n");
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printf("-----------------------------------------------\n");
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printf("- flags : -0.* -\n");
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printf("- taille de champ minimale -\n");
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printf("-----------------------------------------------\n\n");
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printf("- taille de champ minimale --------------------\n\n");
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// printf("(\"%%3s\",\"a\") ft : "); ft_printf("'%3s'\n", "a");
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printf("(\"%%3s\",\"a\") : "); printf("'%3s'\n", "a"); printf("\n");
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// printf("(\"%%3s\",\"abcd\") ft : "); ft_printf("'%3s'\n", "abcd");
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printf("(\"%%3s\",\"abcd\") : "); printf("'%3s'\n", "abcd"); printf("\n");
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// printf("(\"%%3i\",12) ft : "); ft_printf("'%3i'\n", 12);
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printf("(\"%%3i\",12) : "); printf("'%3i'\n", 12); printf("\n");
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// printf("(\"%%2i\",12) ft : "); ft_printf("'%2i'\n", 12);
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printf("(\"%%2i\",12) : "); printf("'%2i'\n", 12); printf("\n");
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// printf("(\"%%1i\",12) ft : "); ft_printf("'%1i'\n", 12);
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printf("(\"%%1i\",12) : "); printf("'%1i'\n", 12); printf("\n");
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// printf("(\"%%0i\",0) ft : "); ft_printf("'%0i'\n", 0);
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printf("(\"%%0i\",0) : "); printf("'%0i'\n", 0); printf("\n");
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// printf("(\"%%6i\",-456) ft : "); ft_printf("'%6i'\n", -456);
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printf("(\"%%6i\",-456) : "); printf("'%6i'\n", -456); printf("\n");
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printf("- flag - --------------------------------------\n\n");
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// printf("(\"%%-3s\",\"a\") ft : "); ft_printf("'%-3s'\n", "a");
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printf("(\"%%-3s\",\"a\") : "); printf("'%-3s'\n", "a"); printf("\n");
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// printf("(\"%%-9s\",\"a\") ft : "); ft_printf("'%-9s'\n", "a");
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printf("(\"%%-9s\",\"a\") : "); printf("'%-9s'\n", "a"); printf("\n");
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// printf("(\"%%-1s\",\"ab\") ft : "); ft_printf("'%-1s'\n", "ab");
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printf("(\"%%-1s\",\"ab\") : "); printf("'%-1s'\n", "ab"); printf("\n");
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// printf("(\"%%-2s\",\"ab\") ft : "); ft_printf("'%-2s'\n", "ab");
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printf("(\"%%-2s\",\"ab\") : "); printf("'%-2s'\n", "ab"); printf("\n");
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// printf("(\"%%-3s\",\"ab\") ft : "); ft_printf("'%-3s'\n", "ab");
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printf("(\"%%-3s\",\"ab\") : "); printf("'%-3s'\n", "ab"); printf("\n");
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// printf("(\"%%-3i\",3) ft : "); ft_printf("'%-3i'\n", 3);
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printf("(\"%%-3i\",3) : "); printf("'%-3i'\n", 3); printf("\n");
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// printf("(\"%%-3i\",123456) ft : "); ft_printf("'%-3i'\n", 123456);
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printf("(\"%%-3i\",123456) : "); printf("'%-3i'\n", 123456); printf("\n");
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printf("- flag 0 --------------------------------------\n\n");
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// printf("(\"%%03i\",1) ft : "); ft_printf("'%03i'\n", 1);
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printf("(\"%%03i\",1) : "); printf("'%03i'\n", 1); printf("\n");
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// printf("(\"%%09i\",\"123456\") ft : "); ft_printf("'%09s'\n", "123456");
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// printf("(\"%%09i\",\"123456\") : "); printf("'%09s'\n", "123456"); printf("\n");
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// printf("(\"%%03i\",1) ft : "); ft_printf("'%03i'\n", 1);
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printf("(\"%%03i\",1) : "); printf("'%03i'\n", 1); printf("\n");
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// printf("(\"%%03i\",1) ft : "); ft_printf("'%03i'\n", 1);
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printf("(\"%%03i\",1) : "); printf("'%03i'\n", 1); printf("\n");
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printf("- flag . (diouxXs) ----------------------------------------------------------\n");
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printf("- if the . is not followed by a number, the value is 0\n");
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printf("- with arg value of 0, precision of 0 print nothing\n");
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printf("- with numbers (diouxX), gives the minimum number of digit to appear\n");
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printf("- if precision > nbr, it's preceded by '0'\n");
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printf("- if nbr < 0, '-' is not counted in precision\n");
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printf("- (length with '-' is (length(nbr or precision) + 1)'\n");
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printf("- if 0 flag is given (for width or precision) it's ignored\n");
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printf("- with strings (s), gives the maximum number of characters to be print\n");
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printf("- if precision > length(s), it's not preceded by '0'\n");
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printf("- precision is calculated before width\n");
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printf("\n");
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// printf("(\"%%.5s\",\"12\") ft : "); ft_printf("'%.5s'\n", "12");
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printf("(\"%%.5s\",\"12\") : "); printf("'%.5s'\n", "12"); printf("\n");
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// printf("(\"%%.5s\",\"12345678\") ft : "); ft_printf("'%.5s'\n", "12345678");
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printf("(\"%%.5s\",\"12345678\") : "); printf("'%.5s'\n", "12345678"); printf("\n");
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// printf("(\"%%12.5s\",\"12345678\") ft : "); ft_printf("'%12.5s'\n", "12345678");
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printf("(\"%%12.5s\",\"12345678\") : "); printf("'%12.5s'\n", "12345678"); printf("\n");
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// printf("(\"%%.5i\",12) ft : "); ft_printf("'%.5i'\n", 12);
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printf("(\"%%.5i\",12) : "); printf("'%.5i'\n", 12); printf("\n");
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// printf("(\"%%.7X\",8645) ft : "); ft_printf("'%.7X'\n", 8645);
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printf("(\"%%.7X\",8645) : "); printf("'%.7X'\n", 8645); printf("\n");
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// printf("(\"%%7.7X\",8645) ft : "); ft_printf("'%7.7X'\n", 8645);
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printf("(\"%%7.7X\",8645) : "); printf("'%7.7X'\n", 8645); printf("\n");
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// printf("(\"%%9.7X\",8645) ft : "); ft_printf("'%9.7X'\n", 8645);
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printf("(\"%%9.7X\",8645) : "); printf("'%9.7X'\n", 8645); printf("\n");
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// printf("(\"%%-9.7X\",8645) ft : "); ft_printf("'%-9.7X'\n", 8645);
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printf("(\"%%-9.7X\",8645) : "); printf("'%-9.7X'\n", 8645); printf("\n");
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// printf("(\"%%7.9X\",8645) ft : "); ft_printf("'%7.9X'\n", 8645);
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printf("(\"%%7.9X\",8645) : "); printf("'%7.9X'\n", 8645); printf("\n");
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// printf("(\"%%.0i\",0) ft : "); ft_printf("'%.0i'\n", 0);
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printf("(\"%%.0i\",0) : "); printf("'%.0i'\n", 0); printf("\n");
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// printf("(\"%%.0X\",0) ft : "); ft_printf("'%.0X'\n", 0);
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printf("(\"%%.0X\",0) : "); printf("'%.0X'\n", 0); printf("\n");
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// printf("(\"%%.i\",0) ft : "); ft_printf("'%.i'\n", 0);
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printf("(\"%%.i\",0) : "); printf("'%.i'\n", 0); printf("\n");
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// printf("(\"%%i\",0) ft : "); ft_printf("'%i'\n", 0);
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printf("(\"%%i\",0) : "); printf("'%i'\n", 0); printf("\n");
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// printf("(\"%%010.7X\",8645) ft : "); ft_printf("'%010.7X'\n", 8645);
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printf("(\"%%010.7X\",8645) : "); printf("'%010.7X'\n", 8645); printf("\n");
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// printf("(\"%%10.7X\",8645) ft : "); ft_printf("'%10.7X'\n", 8645);
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printf("(\"%%10.7X\",8645) : "); printf("'%10.7X'\n", 8645); printf("\n");
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// printf("(\"%%-10.7X\",8645) ft : "); ft_printf("'%-10.7X'\n", 8645);
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printf("(\"%%-10.7X\",8645) : "); printf("'%-10.7X'\n", 8645); printf("\n");
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// printf("(\"%%-.7i\",8645) ft : "); ft_printf("'%-.7i'\n", 8645);
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printf("(\"%%-.7i\",8645) : "); printf("'%-.7i'\n", 8645); printf("\n");
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// printf("(\"%%.7i\",-8645) ft : "); ft_printf("'%.7i'\n", -8645);
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printf("(\"%%.7i\",-8645) : "); printf("'%.7i'\n", -8645); printf("\n");
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// printf("(\"%%.07i\",8645) ft : "); ft_printf("'%.07i'\n", 8645);
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printf("(\"%%.07i\",8645) : "); printf("'%.07i'\n", 8645); printf("\n");
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printf("- flag * --------------------------------------\n\n");
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// printf("(\"%%*i\",3,1) ft : "); ft_printf("'%*i'\n", 3, 1);
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printf("(\"%%*i\",3,1) : "); printf("'%*i'\n", 3, 1); printf("\n");
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// printf("(\"%%-*i\",3,1) ft : "); ft_printf("'%-*i'\n", 3, 1);
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printf("(\"%%-*i\",3,1) : "); printf("'%-*i'\n", 3, 1); printf("\n");
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// printf("(\"%%*i-%%*i\",1,2,3,4) ft : "); ft_printf("'%*i-%*i'\n", 1, 2, 3, 4);
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printf("(\"%%*i-%%*i\",1,2,3,4) : "); printf("'%*i-%*i'\n", 1, 2, 3, 4); printf("\n");
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// printf("(\"%%*i-%%*i\",0,1,2,3) ft : "); ft_printf("'%*i-%*i'\n", 0, 1, 2, 3);
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printf("(\"%%*i-%%*i\",0,1,2,3) : "); printf("'%*i-%*i'\n", 0, 1, 2, 3); printf("\n");
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// printf("(\"%%.*i-%%.*i\",0,1,2,3) ft : "); ft_printf("'%.*i-%.*i'\n", 0, 1, 2, 3);
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printf("(\"%%.*i-%%.*i\",0,1,2,3) : "); printf("'%.*i-%.*i'\n", 0, 1, 2, 3); printf("\n");
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// printf("(\"%%3.2i\",1) ft : "); ft_printf("'%3.2i'\n", 1);
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printf("(\"%%3.2i\",1) : "); printf("'%3.2i'\n", 1); printf("\n");
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// printf("(\"%%*.*i\",3,2,1) ft : "); ft_printf("'%*.*i'\n", 3, 2, 1);
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printf("(\"%%*.*i\",3,2,1) : "); printf("'%*.*i'\n", 3, 2, 1); printf("\n");
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// printf("-----------------------------------------------\n");
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// printf("- BONUS -\n");
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// printf("- conversions : nfge -\n");
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// printf("- flags : l,ll,h,hh,#,', ,+ -\n");
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// printf("-----------------------------------------------\n\n");
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// printf("(\"%%#X\",8645) : ");
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// printf("'%#X' \n", 8645);
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//
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// printf("(\"%%#.7X\",8645) : ");
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// printf("'%#.7X' \n", 8645);
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//
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// printf("(\"%%#010.7X\",8645) : ");
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// printf("'%#010.7X' \n", 8645);
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//
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// printf("(\"%%#10.7X\",8645) : ");
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// printf("'%#10.7X' \n", 8645);
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//
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// printf("(\"%%#10X\",8645) : ");
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// printf("'%#10X' \n", 8645);
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//
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// printf("(\"%%#.10X\",8645) : ");
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// printf("'%#.10X' \n", 8645);
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//
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// printf("(\"%%#10.10X\",8645) : ");
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// printf("'%#10.10X' \n", 8645);
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//
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// printf("(\"%%#010X\",8645) : ");
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// printf("'%#010X' \n", 8645);
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// printf("-----------------------------------------------\n");
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// printf("- ADD -\n");
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// printf("- flags : $ -\n");
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// printf("-----------------------------------------------\n\n");
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// printf("(\"%%1$*2$i\",3,2) ft : "); ft_printf("'%1$*2$i'\n", 3, 2);
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// printf("(\"%%1$*2$i\",3,2) : "); printf("'%1$*2$i'\n", 3, 2); printf("\n");
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// printf("(\"%%2$*1$i\",3,2) ft : "); ft_printf("'%2$*1$i'\n", 3, 2);
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// printf("(\"%%2$*1$i\",3,2) : "); printf("'%2$*1$i'\n", 3, 2); printf("\n");
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printf("-----------------------------------------------\n");
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printf("- errors -\n");
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printf("-----------------------------------------------\n\n");
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// printf("(\"%%i\",3,2) ft : "); ft_printf("'%i'", 3, 2);
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printf("(\"%%i\",3,2) : ");/* printf("'%i'", 3, 2);*/ printf(" too much argments\n\n");
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// printf("(\"%%i-%%i\",3) ft : "); ft_printf("'%i-%i'", 3);
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printf("(\"%%i-%%i\",3) : ");/* printf("'%i-%i'", 3);*/ printf(" not enough arguments\n\n");
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// printf("(\"%%-03i\",1) ft : "); ft_printf("'%-03i'", 1);
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printf("(\"%%-03i\",1) : ");/* printf("'%-03i'", 1);*/ printf(" flag 0 is ignored when - is present\n\n");
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// printf("(\"%%010s\",str) ft : "); ft_printf("'%010s'", str);
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printf("(\"%%010s\",str) : ");/* printf("'%010s'", str);*/ printf(" flag 0 has undefined behavior with s specifier\n\n");
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// printf("(\"%%.-7X\",8645) ft : "); ft_printf("'%.-7X'", 8645);
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printf("(\"%%.-7X\",8645) : ");/* printf("'%.-7X'", 8645);*/ printf(" invalid flag - for .precision\n\n");
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// printf("(\"%%\",8645) ft : "); ft_printf("'%'", 8645);
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printf("(\"%%\",8645) : ");/* printf("'%'", 8645);*/ printf(" missing conversion specifier\n\n");
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// printf("(\"%%2$i-%%i\",3,2) ft : "); ft_printf("'%2$i-%i'\n", 3, 2);
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printf("(\"%%2$i-%%i\",3,2) : ");/* printf("'%2$i-%i'", 3, 2);*/ printf(" cannot mix positioned and non-positioned args\n\n");
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return (0);
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}
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/*
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int flag: pw+ '#-0
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00000000 00000000 00000000 00000001 == 1 '0'
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00000000 00000000 00000000 00000010 == 2 '-'
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00000000 00000000 00000000 00000100 == 4 '#'
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00000000 00000000 00000000 00001000 == 8 '''
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00000000 00000000 00000000 00010000 == 16 ' '
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00000000 00000000 00000000 00100000 == 32 '+'
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00000000 00000000 00000000 01000000 == 64 '*' width
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00000000 00000000 00000000 10000000 == 128 '*' precision
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typedef struct s_prist
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{
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char *str;
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int flag; // default 0 ; [0-#' +**] binary
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int width; // default 0 ;
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int prec; // default 0 ; precision
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char *length; // default "\0" ;
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char spec; // default 0 ; specifier
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char *arg; // default "\0" ;
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int p_nb; // default 0 ; print_nb : order in which to print (order it was found in string)
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int a_nb; // default 0 ; arg_nb : number of the corresponding argument (for flag $)
|
||
struct s_prist *next;
|
||
} t_prist;
|
||
|
||
("2 1 3 4 3", 1, 2, 3, 4)
|
||
|
||
ft_error(int err)
|
||
ft_store("%i truc %-10d machin\n")
|
||
ft_split_print(str)
|
||
prist->str = "%i";
|
||
ft_fill_lst(prist)
|
||
prist->flag; // default = 0
|
||
prist->width; // default = 0
|
||
prist->prec; // default = 0
|
||
prist->length;
|
||
prist->spec;
|
||
prist->p_nb;
|
||
prist->a_nb; // if not $ == p_nb
|
||
prist->str = " truc ";
|
||
ft_fill_lst(prist)
|
||
... // if str start without % it means it can be printed as a string directly
|
||
prist->str = "%-10d";
|
||
ft_fill_lst...
|
||
prist->str = " machin\n";
|
||
ft_fill_lst...
|
||
return
|
||
{{str; flag; width; precision; length; specifier; p_nb 1; a_nb 2},
|
||
{str; flag; width; precision; length; specifier; p_nb 2; a_nb 1},
|
||
{str; flag; width; precision; length; specifier; p_nb 3; a_nb 3},
|
||
{str; flag; width; precision; length; specifier; p_nb 4; a_nb 4},
|
||
{str; flag; width; precision; length; specifier; p_nb 5; a_nb 3}}
|
||
|
||
ft_sort_by_arg
|
||
{{str; flag; width; precision; length; specifier; p_nb 2; a_nb 1},
|
||
{str; flag; width; precision; length; specifier; p_nb 1; a_nb 2},
|
||
{str; flag; width; precision; length; specifier; p_nb 3; a_nb 3},
|
||
{str; flag; width; precision; length; specifier; p_nb 5; a_nb 3},
|
||
{str; flag; width; precision; length; specifier; p_nb 4; a_nb 4}}
|
||
|
||
ft_add_arg
|
||
if lst->str[o] != '\%' rerun without looking for argument
|
||
if lst->flag == * rerun for next argument but same list element
|
||
[fl][w][p] or or
|
||
%i ,1 -> '1' [] [0][0] [ ][0][0] [] [0][0]
|
||
%*i ,3,1 -> ' 1' [*] [0][0] [* ][0][0] [w] [0][0]
|
||
%.*i ,2,1 -> '01' [*] [0][0] [ *][0][0] [p] [0][0]
|
||
%*.*i ,3,2,1 -> ' 01' [**][0][0] [**][0][0] [wp][0][0]
|
||
%3.*i ,2,1 -> ' 01' [*] [3][0] [ *][3][0] [p] [3][0]
|
||
%*.2i ,3,1 -> ' 01' [*] [0][2] [* ][0][2] [w] [0][2]
|
||
%3.2i ,1 -> ' 01' [] [3][2] [ ][3][2] [] [3][2]
|
||
if lst->next->a_nb == lst->a_nb rerun for next list element but same argument
|
||
{{str; flag; width; precision; length; specifier; arg; p_nb 2; a_nb 1},
|
||
{str; flag; width; precision; length; specifier; arg; p_nb 1; a_nb 2},
|
||
{str; flag; width; precision; length; specifier; arg; p_nb 3; a_nb 3},
|
||
{str; flag; width; precision; length; specifier; arg; p_nb 5; a_nb 3},
|
||
{str; flag; width; precision; length; specifier; arg; p_nb 4; a_nb 4}}
|
||
|
||
conversions : cspdiuxX%
|
||
flags : -,0,.,*
|
||
conversions : nfge
|
||
flags : l,ll,h,hh,#,', ,+
|
||
|
||
usage :
|
||
printf %[arg_nbr$][flags #,0,-, ,+,'][width *][.precision *][length hh,h,ll,l,L,j,t,z][specifier d,i,u,x,X,c,s,p,%,e,f,g,n,E,F,G,a,A,C,S,o]
|
||
ft_printf % [flags 0,- ][width *][.precision *] [specifier d,i,u,x,X,c,s,p,% ]
|
||
bonus % [flags #,', ,+] [length hh,h,ll,l ][specifier e,f,g,n ]
|
||
|
||
[arg_nbr]
|
||
( nbr$ specify the argument to access, they are numbered starting at 1
|
||
|
||
[flags] #,0,-, ,+,'
|
||
- left-justify within the given field width
|
||
0 left-pads the number with zeroes (0) instead of spaces, where
|
||
padding is specified (see width sub-specifier)
|
||
( + forces to precede the result with a plus or minus sign even for
|
||
positive numbers)
|
||
( (space) if no sign is going to be written, a blank space is inserted
|
||
before the value)
|
||
( # (o, x, X, a, A, e, E, f, F, g, G) used with (o, x or X) the
|
||
value is preceded with 0, 0x or 0X for values different than
|
||
zero. used with (e, E or f), it forces the written output to
|
||
contain a decimal point even if no digits would follow. by
|
||
default, if no digits follow, no decimal point is written. used
|
||
with (g or G) the result is the same as with e or E but trailing
|
||
zeros are not removed
|
||
( ' (d, u, i, f, F) used with d, u or i, or the integral portion of
|
||
a float f or F, the decimal conversions are printed by groups of
|
||
thousands separated by the non-monetary separator returned by
|
||
localeconv(3) (ex 123456789 -> 123,456,789)
|
||
|
||
|
||
[specifiers] d,i,u,x,X,c,s,p,%,e,f,g,n,E,F,G,a,A,C,S,o
|
||
c char character
|
||
s *char string of characters
|
||
p * pointer adress
|
||
d int (or i) signed decimal integer
|
||
i int (or d) signed decimal integer
|
||
u int unsigned decimal integer
|
||
x int unsigned hexadecimal integer
|
||
X int unsigned hexadecimal integer (capital letters)
|
||
( n *int nothing printed
|
||
( f float decimal floating point
|
||
( e float scientific notation (mantissa/exponent) using e
|
||
( g float uses the shorter of %e or %f
|
||
((F float
|
||
((E float scientific notation (mantissa/exponent) using E
|
||
((G float uses the shorter of %E or %f
|
||
((o int signed octal
|
||
((C char treated as c with l modifier
|
||
((a float
|
||
((A float
|
||
((S *char treated as s with l modifier
|
||
|
||
[width]
|
||
(nbr) minimum number of characters to be printed. if the value to be
|
||
printed is shorter than this number, the result is padded with
|
||
blank spaces. The value is not truncated even if the result is
|
||
larger
|
||
* the width is not specified in the format string, but as an
|
||
additional integer value argument preceding the argument that
|
||
has to be formatted
|
||
|
||
[.precision]
|
||
.nbr fot integer specifiers (d,i,o,x,X) - precision specifies the
|
||
minimum number of digits to be written. If the value to be
|
||
written is shorter than this number, the result is padded with
|
||
leading zeros. The value is not truncated even if the result is
|
||
longer. A precision of 0 means that no character is written for
|
||
the value 0. For e, E and f specifiers − this is the number of
|
||
digits to be printed after the decimal point. For g and G
|
||
specifiers − This is the maximum number of significant digits
|
||
to be printed. For s − this is the maximum number of characters
|
||
to be printed. By default all characters are printed until the
|
||
ending null character is encountered. For c type − it has no
|
||
effect. When no precision is specified, the default is 1. If the
|
||
period is specified without an explicit value for precision, 0
|
||
is assumed
|
||
.* the precision is not specified in the format string, but as an
|
||
additional integer value argument preceding the argument that
|
||
has to be formated
|
||
*/
|