Developer's Daily | Unix by Example |
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index, rindex ? locate character in string |
#include <string.h> char *index(const char *s, int c); char *rindex(const char *s, int c); |
The index() function returns a pointer to the first occurrence of the character c in the string s. The rindex() function returns a pointer to the last occurrence of the character c in the string s. The terminating NULL character is considered to be a part of the strings. |
The index() and rindex() functions return a pointer to the matched character or NULL if the character is not found. |
BSD 4.3 |
memchr(3), strchr(3), strpbrk(3), strrchr(3), strsep(3), strspn(3), strstr(3), strtok(3) |