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strstr - find a substring
The Single UNIX ® Specification, Version 2
Copyright © 1997 The Open Group
NAME
strstr - find a substring
SYNOPSIS
#include <string.h> char *strstr(const char *s1, const char *s2);
DESCRIPTION
The strstr() function locates the first occurrence in the string pointed to by s1 of the sequence of bytes (excluding the terminating null byte) in the string pointed to by s2.
RETURN VALUE
Upon successful completion, strstr() returns a pointer to the located string or a null pointer if the string is not found. If s2 points to a string with zero length, the function returns s1.
ERRORS
No errors are defined.
EXAMPLES
None.
APPLICATION USAGE
None.
FUTURE DIRECTIONS
None.
SEE ALSO
strchr(), <string.h>.
DERIVATION
Derived from the ANSI C standard.
UNIX ® is a registered Trademark of The Open Group.