Lowercase a string
public toLowerCase ( string $string ) : string | ||
$string | string | The input string |
Результат | string | The string in lowercase |
/** * @test * @dataProvider toLowerCaseExamples */ public function toLowerCaseWorks($string, $expected) { $helper = new StringHelper(); $result = $helper->toLowerCase($string); $this->assertSame($expected, $result); }