/**
* Returns $value if it is a valid date, FALSE otherwise. The
* date is required to be in ISO 8601 format.
*
* @param mixed $key
* @return mixed
*/
public function testDate($key)
{
if (!$this->keyExists($key)) {
return false;
}
if (Zend_Filter::isDate($this->_source[$key])) {
return $this->_source[$key];
}
return FALSE;
}
/**
* Returns $value if it is a valid date, FALSE otherwise. The
* date is required to be in ISO 8601 format.
*
* @param mixed $key
* @return mixed
*/
public function testDate($key)
{
if (Zend_Filter::isDate($this->_source[$key])) {
return $this->_source[$key];
}
return FALSE;
}
/**
* Returns $value if it is a valid date, FALSE otherwise. The
* date is required to be in ISO 8601 format.
*
* @param mixed $key
* @return mixed
*/
public function isDate($key)
{
return Zend_Filter::isDate($this->_source[$key]);
}
/**
* @deprecated since 0.8.0
* @return void
*/
public function testisDate()
{
$this->assertTrue(Zend_Filter::isDate('1997-07-16'), '"1997-07-16" is a valid date');
$this->assertFalse(Zend_Filter::isDate('1977-20-08'), '"1977-20-08" is not a valid date');
}
/**
* Returns $value if it is a valid date, FALSE otherwise. The
* date is required to be in ISO 8601 format.
*
* @param mixed $key
* @return mixed
*/
public function testDate($key = null)
{
if (!($value = $this->keyExists($key))) {
return false;
}
if (Zend_Filter::isDate($value)) {
return $value;
}
return FALSE;
}
