Provided by: systemtap-doc_4.7-1_amd64 bug

NAME

       function::strpos - Returns location of a substring within another string

SYNOPSIS

           strpos:long(s1:string,s2:string)

ARGUMENTS

       s1
           string to search in

       s2
           substring to find

DESCRIPTION

       This function returns location of the first occurence of string s2 within s1, namely the
       return value is 0 in case s2 is a prefix of s1. If s2 is not a substring of s1, then the
       return value is -1.

SEE ALSO

       tapset::string(3stap)