STRSPN(3) BSD Programmer's Manual STRSPN(3) NNAAMMEE ssttrrssppnn - span a string SSYYNNOOPPSSIISS ##iinncclluuddee <<ssttrriinngg..hh>> _s_i_z_e___t ssttrrssppnn(_c_o_n_s_t _c_h_a_r _*_s, _c_o_n_s_t _c_h_a_r _*_c_h_a_r_s_e_t); DDEESSCCRRIIPPTTIIOONN The ssttrrccssppnn() function spans the initial part of the null-terminated string _s as long as the characters from _s occur in string _c_h_a_r_s_e_t. RREETTUURRNN VVAALLUUEESS The ssttrrssppnn() function returns the number of characters spanned. SSEEEE AALLSSOO index(3), memchr(3), rindex(3), strchr(3), strcspn(3), strpbrk(3), strrchr(3), strsep(3), strstr(3), strtok(3) SSTTAANNDDAARRDDSS The ssttrrssppnn() function conforms to ANSI C X3.159-1989 (``ANSI C ''). 4.4BSD June 4, 1993 1