How to use foreach Loop in PHP

Editor to share with you how to use the foreach loop in PHP, I believe most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!

PHP foreach cycle

The foreach loop applies only to arrays and is used to traverse each key / value pair in the array.

Grammar

Foreach ($array as $value) {code to be executed;}

With each iteration, the value of the current array element is assigned to the $value variable, and the array pointer moves one by one until the last array element is reached.

The loop shown in the following example outputs the value of a given array ($colors):

Example

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