How to use the generator in php

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1. The generator provides an easier way to implement simple object iterations. Compared to defining classes, performance overhead and complexity are greatly reduced.

2. The generator allows you to write code in foreach code blocks to iterate over a set of data without creating an array in memory, which will make memory reach the upper limit or take up a considerable amount of processing time.

Example

Public function testYield ($nums) {foreach ($nums as $num) {yield $num;}} public function index () {foreach ($this- > testYield) as $num) {dump ($num);} die () } the above is about the content of this article on "how to use generators in php". I believe you all have some understanding. I hope the content shared by the editor will be helpful to you. If you want to know more about the relevant knowledge, please follow the industry information channel.