ref: 3c6c5a02710e4d7a3da6121e9bfb8d2bc0d786dd
dir: /doc/man3/strlen.3/
.TH strlen 3 .SH NAME strlen - get the length of a string .SH SYNOPSIS #include <string.h> size_t strlen(const char *s) .SH DESCRIPTION The .BR strlen () function computes the length of the string pointed to by .I s .SH RETURN VALUE The function shall return the length of the string .IR s . .SH STANDARDS ISO/IEC 9899:1999 Section 7.21.6.3