28 lines
499 B
C
28 lines
499 B
C
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#include <string.h>
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#include <ctype.h>
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char *trim(char *str) {
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char *end;
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/* Trim leading space */
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while (isspace((unsigned char) *str)) {
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str++;
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}
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if(*str == 0) {
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/* All spaces? */
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return str;
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}
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/* Trim trailing space */
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end = str + strlen(str) - 1;
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while (end > str && (isspace((unsigned char) *end) || *end == '\r' || *end == '\n')) {
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end--;
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}
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/* Write new null terminator */
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*(end + 1) = 0;
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return str;
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}
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