lib/BN.php
public function _xor(BN $num) {
        if( $this->ucmp($num) > 0 )
            return $this->_clone()->ixor($num);
        return $num->_clone()->ixor($this);
    }
public function _xor(BN $num) {
        if( $this->ucmp($num) > 0 )
            return $this->_clone()->ixor($num);
        return $num->_clone()->ixor($this);
    }
public function _xor ( BN $ num ) { if ( $ this -> ucmp ( $ num ) > 0 ) return $ this -> _clone ( ) -> ixor ( $ num ) ; return $ num -> _clone ( ) -> ixor ( $ this ) ; }
Xor `num` with `this`
Xor num with this