lib/CrEOF/Geo/WKT/Parser.php
protected function srid()
    {
        $this->match(Lexer::T_SRID);
        $this->match(Lexer::T_EQUALS);
        $this->match(Lexer::T_INTEGER);

        $srid = $this->lexer->value();

        $this->match(Lexer::T_SEMICOLON);

        return $srid;
    }
protected function srid()
    {
        $this->match(Lexer::T_SRID);
        $this->match(Lexer::T_EQUALS);
        $this->match(Lexer::T_INTEGER);

        $srid = $this->lexer->value();

        $this->match(Lexer::T_SEMICOLON);

        return $srid;
    }
Match SRID in EWKT object

@return int