Provided by: systemtap-doc_2.3-1ubuntu1_all bug

NAME

       function::stringat - Returns the char at a given position in the string

SYNOPSIS

           stringat:long(str:string,pos:long)

ARGUMENTS

       str
           the string to fetch the character from

       pos
           the position to get the character from (first character is 0)

DESCRIPTION

       This function returns the character at a given position in the string or zero if the
       string doesn't have as many characters. Reports an error if pos is out of bounds.