public function testRegexOk() { $v = new Regex('/^[a-z]+$/'); $this->assertTrue($v->validate('wpoiur')); $this->assertFalse($v->validate('wPoiUur')); $v = new Regex('/^[a-z]+$/i'); $this->assertTrue($v->validate('wPoiur')); $this->assertTrue($v->check('wPoiur')); $this->assertTrue($v->assert('wPoiur')); }