The union method will add the $items value to a copy of the existing collection. If there are key collisions between the collection instance and the provided $items, the...

The split method is similar to the chunk method in that it used to break a collection into a smaller number of collections. However, when using the split method, you specify...

The average method is simply an alias of the avg method, and can be used in exactly the same way. Signature public function average( $callback = null ); Example...

The avg method is a useful method for calculating the average of all items in the collection. The avg method defines an optional $key parameter, which can be used to specify...

In mathematics, the median value is the numeric value that separates the higher half a data sample from the lower half; the median value does not necessarily exist within the...