strchr - string scanning operation
char *strchr(const char *s, int c);
[CX] The functionality described on this reference page is aligned with the ISO C standard. Any conflict between the requirements described here and the ISO C standard is unintentional. This volume of POSIX.1-2017 defers to the ISO C standard.
The strchr() function shall locate the first occurrence of c (converted to a char) in the string pointed to by s. The terminating NUL character is considered to be part of the string.
Upon completion, strchr() shall return a pointer to the byte, or a null pointer if the byte was not found.
No errors are defined.
First released in Issue 1. Derived from Issue 1 of the SVID.
Extensions beyond the ISO C standard are marked.
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