strstr(9) [suse man page]
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STRSTR(3) Linux Programmer's Manual STRSTR(3) NAME
strstr, strcasestr - locate a substring SYNOPSIS
#include <string.h> char *strstr(const char *haystack, const char *needle); #define _GNU_SOURCE #include <string.h> char *strcasestr(const char *haystack, const char *needle); DESCRIPTION
The strstr() function finds the first occurrence of the substring needle in the string haystack. The terminating '