How to divide by 100 in php with two decimal places

How to divide php by 100 with two decimal places: 1. Use the "/" operator to perform division operation, the syntax is "numeric value / 100"; 2. Use "number_format (division result, 2)" or " The sprintf("%.2f",division result)" statement rounds the value and retains two decimal places.

The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

php divided by 100 Method of retaining two decimal places

In PHP, you can use the "/" operator to perform division operations to divide a number by 100

<?php
header("Content-type:text/html;charset=utf-8");
$a=332.5654;
$b=100;
$c=$a/$b;
echo "一个数除以100的结果：".$c;
?>

It can be seen that if the dividend is a floating point number, its decimal point has several digits, so how to retain two decimal places?

Retain two decimal places: You can use the number_format() or sprintf() function to process the result of the division operation, retaining two decimal places.

• number_format()Numbers can be formatted by thousands grouping.

• sprintf() The function writes a formatted string into a variable.

<?php
header("Content-type:text/html;charset=utf-8");
$a=332.5654;
$b=100;
$c=$a/$b;
echo "一个数除以100的结果：".$c;
echo "<br>使用number_format()保留两位小数：".number_format($c, 2);
echo "<br>使用sprintf()保留两位小数：".sprintf("%.2f",$c);
?>

Note: The number_format() or sprintf() function will round when processing floating point numbers.

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