ref: 560a156341e5bb352194a85c3258406a079697b7
dir: /doc/man3/strcmp.3/
.TH strcmp 3 .SH NAME strcmp - compare strings .SH SYNOPSIS #include <string.h> int strcmp(const char *s1, const char *s2) .SH DESCRIPTION The .BR strcmp () function compares the string pointed to by .I s1 to the string pointed to by .IR s2 . .PP The value returned shall be used to determine if a string is lexicographically greater than, lesser than or equal to the other string. .PP The function shall not modify either of the strings. .SH RETURN VALUE The .BR strcmp () function shall return an integer greater than, equal to or lesser than 0, if the string pointed to by .I s1 is greater than, equal to or lesser than the string pointed to by .IR s2 , respectively. .SH STANDARDS ISO/IEC 9899:1999 Section 7.21.4.2