Return TRUE if field has given value. If no value is given, return true if field has any value.

use isGiven(), hasValue(x,y)

Return value

Bool

Arguments

$value

Value used in comparison.

Full documentation

Give feedback, if 'Status' has value 'Pending' or 'Waiting':

if ( $Order->status->isValue('Pending','Waiting') ){
    $this->get('feedback','This is not finished!');
}

Show delivery date if it is given:

if ( $Order->delivery_date->isValue() ){
    $txt .= 'Delivery date is: '.$Order->delivery_date;
}