26 $allowed_classes = [C\Icon\Icon::class, C\Glyph\Glyph::class];
checkStringArg($which, $value)
Throw an InvalidArgumentException if $value is no string.
checkArgListElements($which, array &$values, &$classes)
Check every element of the list if it is an instance of one of the given classes. ...
if(!array_key_exists('stateid', $_REQUEST)) $state
Handle linkback() response from LinkedIn.
checkBoolArg($which, $value)
Throw an InvalidArgumentException if $value is not a bool.