public function testLowerCase() { $lowerCase = _String::lower_case(); $data = 'aGasG4'; $this->assertInstanceOf(StringLowerCase::class, $lowerCase); $this->assertInstanceOf(AbstractStringNode::class, $lowerCase); $this->assertEquals('agasg4', $lowerCase($data)); }
/** * @return AbstractStringNode */ public function lower_case() { return $this->then(_String::lower_case()); }