Yosymfony\Spress\Core\Support\StringWrapper::deletePrefix PHP Method

    public function deletePrefix($prefix)
    {
        if ($this->startWith($prefix) === true) {
            return substr($this->str, strlen($prefix));
        }
        return $this->str;
    }

 public function testDeletePrefix()
 {
     $str = new StringWrapper('Welcome to Spress');
     $this->assertEquals('to Spress', $str->deletePrefix('Welcome '));
     $this->assertEquals('Welcome to Spress', $str->deletePrefix('Hi'));
     $this->assertEquals('Welcome to Spress', $str->deletePrefix(''));
 }