public getOldPrimaryKey ( boolean $asArray = false ) : mixed | ||
$asArray | boolean | whether to return the primary key value as an array. If true, the return value will be an array with column name as key and column value as value. If this is `false` (default), a scalar value will be returned for non-composite primary key. |
return | mixed | the old primary key value. An array (column name => column value) is returned if the primary key is composite or `$asArray` is true. A string is returned otherwise (`null` will be returned if the key value is `null`). |