How to realize rounding in php

This article mainly introduces "how to achieve rounding in php". In daily operation, I believe many people have doubts about how to achieve rounding in php. Xiaobian consulted all kinds of information and sorted out simple and easy to use operation methods. I hope to help you answer the doubts of "how to achieve rounding in php"! Next, please follow the small series to learn together!

Method: 1, use number_format(), syntax "number_format($num, decimal places,'. ','')";2. Use round(), syntax"round($num, decimal places)";3. Format output using sprintf() function to achieve rounding.

Operating environment of this tutorial: Windows 7 system, PHP7.1 version, DELL G3 computer

In PHP development, sometimes we encounter rounding operations on data. Here are three ways to round data in PHP, using the number_format() function, round() function and sprintf() to format the output.

1. Number_format() method implements rounding

The number_format() function formats numbers by grouping them into thousands.