/**
* Returns only the alphabetic characters in value.
*
* @param mixed $key
* @return mixed
*
* @tag filter
*/
function getAlpha($key)
{
if (!$this->keyExists($key)) {
return false;
}
return Inspekt::getAlpha($this->_getValue($key));
}
/**
*
*/
public function testGetAlpha()
{
$input = '0qhf01 *#R& !)*h09hqwe0fH! )efh0hf';
$output = 'qhfRhhqwefHefhhf';
$this->assertTrue(Inspekt::getAlpha($input) === $output);
}
/**
*
*/
public function testGetAlpha()
{
$input = '0qhf01 *#R& !)*h09hqwe0fH! )efh0hf';
$output = 'qhfRhhqwefHefhhf';
$this->assertTrue(Inspekt::getAlpha($input) === $output);
$input = array('1241DOSLDH', 'efoihr123-', 'eoeijfo1');
$output = array('DOSLDH', 'efoihr', 'eoeijfo');
$this->assertEquals(Inspekt::getAlpha($input), $output);
}
/**
* Returns only the alphabetic characters in value.
*
* @param mixed $key
* @return mixed
* @throws Exception
* @tag filter
*/
public function getAlpha($key)
{
return Inspekt::getAlpha($this->getValue($key));
}
