<TITLE>strspn</TITLE> <body bgcolor="#ffffcc"> <hr> <pre> <h3>STRSPN(3) Linux Programmer's Manual STRSPN(3) </h3> <h3>NAME </h3> strspn, strcspn - search a string for a set of characters <h3>SYNOPSIS </h3> #include <string.h> size_t strspn(const char *s, const char *accept); size_t strcspn(const char *s, const char *reject); <h3>DESCRIPTION </h3> The strspn() function calculates the length of the initial segment of s which consists entirely of characters in accept. The strcspn() function calculates the length of the ini- tial segment of s which consists entirely of characters not in reject. <h3>RETURN VALUE </h3> The strspn() function returns the number of characters in the initial segment of s which consist only of characters from accept. The strcspn() function returns the number of characters in the initial segment of s which are not in the string reject. <h3>CONFORMING TO </h3> SVID 3, POSIX, BSD 4.3, ISO 9899 </pre> <hr> <h3>SEE ALSO </h3><p> <a href=index.htm>index</a>, <a href=memchr.htm>memchr</a>, <a href=rindex.htm>rindex</a>, <a href=strchr.htm>strchr</a>, <a href=strpbrk.htm>strpbrk</a>, <a href=strsep.htm>strsep</a>, <a href=strstr.htm>strstr</a>, <a href=strtok.htm>strtok</a>, <pre> April 12, 1993 1 </pre> <P> <hr> <p> <center> <table border=2 width=80%> <tr align=center> <td width=25%> <a href=../cref.html>Top</a> </td><td width=25%> <a href=../master_index.html>Master Index</a> </td><td width=25%> <a href=../SYNTAX/keywords.html>Keywords</a> </td><td width=25%> <a href=../FUNCTIONS/funcref.htm>Functions</a> </td> </tr> </table> </center> <p> <hr> This manual page was brought to you by <i>mjl_man V-2.0</i>