Reduce an array in Laravel php

Laravel PHP Reduce Array

For Laravel Collections there is a method reduce()for reducing the collection to a single value.

Suppose we have a Laravel Collection

We can use simple php foreach loop to iterate through the items and access to their costs and calculate the total cost like:

Alternative ( the better way ):

The alternative in Laravel is to use the reduce method.

The reduce method passes the result of each iteration into the subsequent iteration.

Note: This method does the same job as the method array_reduce in PHP does.