/**
* Compare two values as strings explictly.
* This is useful for numbers that need to behave like strings, ie: postal codes with their leading zeros.
*
* @param $val1
* @param $val2
*
* @deprecated 2013.09 Please use the namespaced function instead.
*
* @return boolean
*/
public static function CompareStrings($val1, $val2) {
return \Core\compare_strings($val1, $val2);
}
public function testCompareStrings(){
$this->assertTrue(!\Core\compare_strings(1234, '01234'));
$this->assertTrue(!\Core\compare_strings('1234', '01234'));
$this->assertTrue(\Core\compare_strings(1234, '1234'));
}
/**
* Check if this value has changed between the database and working copy.
*
* @return bool
*/
public function changed(){
return !\Core\compare_strings($this->valueDB, $this->value);
}
