public function testLcfirst() { $this->eq(s::lcfirst('ABC'), 'aBC'); $this->eq(s::lcfirst('FooBar'), 'fooBar'); $this->eq(s::lcfirst(''), ''); $this->eq(s::lowerFirst('ABC'), 'aBC'); }
public function lowerFirst() { return new self(s::lowerFirst($this->value)); }