Trimming (computer programming): Difference between revisions

Revision as of 14:07, 8 October 2012

Revision as of 14:17, 8 October 2012

Line 136:

<source lang="C">

#include <string.h>

char *

#include <ctypes.h>

rtrim(char *str)

void rtrim(char *str)

{

charsize_t *ptrn;

intn = lenstrlen(str);

while (n > 0 && isspace((unsigned char)str[n - 1])) {

len = strlen(str)n--;

}

for (ptr = str + len - 1; ptr >= str && isspace((int)*ptr ); --ptr);

ptrstr[1n] = '\0';

ptr[1] = '\0';

return str;

}

void ltrim(char *str)

ltrim(char *str)

{

charsize_t *ptrn;

intn = len0;

while (str[n] != '\0' && isspace((unsigned char)str[n])) {

n++;

for (ptr = str; *ptr && isspace((int)*ptr); ++ptr);

}

lenmemmove(str, =str + n, strlen(ptrstr) - n + 1);

memmove(str, ptr, len + 1);

return str;

}

void trim(char *str)

trim(char *str)

{

char *ptrrtrim(str);

ptr = rtrimltrim(str);

str = ltrim(ptr);

return str;

}

</source>