/**
* 验证数据
*
* @param string $value
* @return boolean
*/
public function validate($value)
{
if (!is_scalar($value)) {
return false;
}
$value = (string) $value;
$len = String::strlen($value);
return $len >= $this->min_len && $len <= $this->max_len;
}
public function testLength()
{
$string = new String('Hello, world');
$this->assertEquals(12, $string->length());
}
protected function dump()
{
\filter\Filter::on(isset($this) ? $this : get_called_class(), __FUNCTION__, func_get_args(), function ($chain) {
return String::dump('Hello');
});
}
protected function dump()
{
return String::dump('Hello');
}
