Home>Article>Backend Development> How to keep several decimal places in php

How to keep several decimal places in php

藏色散人
藏色散人 Original
2021-07-03 14:07:27 4838browse

php method to retain decimals: 1. Use round() to round floating point numbers; 2. Use sprintf to format strings; 3. Use the function number_format() to format numbers using thousand digit grouping to retain decimals .

How to keep several decimal places in php

The operating environment of this article: Windows 7 system, PHP 7.1 version, DELL G3 computer

How do you keep several decimal places in php?

Three ways to retain two decimal places in PHP

The code is as follows:

/** * PHP保留两位小数的几种方法 * @link http://www.phpddt.com */ $num = 10.4567; //第一种:利用round()对浮点数进行四舍五入 echo round($num,2); //10.46 //第二种:利用sprintf格式化字符串 $format_num = sprintf("%.2f",$num); echo $format_num; //10.46 //第三种:利用千位分组来格式化数字的函数number_format() echo number_format($num, 2); //10.46 //或者如下 echo number_format($num, 2, '.', ''); //10/46

Recommended learning: "PHP Video Tutorial"

The above is the detailed content of How to keep several decimal places in php. For more information, please follow other related articles on the PHP Chinese website!

Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Previous article:How to encrypt php files Next article:How to encrypt php files