1index(3) Library Functions Manual index(3)
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6 index, rindex - locate character in string
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9 Standard C library (libc, -lc)
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12 #include <strings.h>
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14 [[deprecated]] char *index(const char *s, int c);
15 [[deprecated]] char *rindex(const char *s, int c);
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18 index() is identical to strchr(3).
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20 rindex() is identical to strrchr(3).
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22 Use strchr(3) and strrchr(3) instead of these functions.
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25 None.
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28 4.3BSD; marked as LEGACY in POSIX.1-2001. Removed in POSIX.1-2008,
29 recommending strchr(3) and strrchr(3) instead.
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32 strchr(3), strrchr(3)
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36Linux man-pages 6.04 2023-03-30 index(3)