php method to remove whitespace characters: first create a PHP sample file; then delete all whitespace characters in the string through the "preg_replace("/\s /", "", $var);" method Can.
Recommendation: "PHP Video Tutorial"
PHP Remove Whitespace Characters
Example 1:
<?php
$var = " This is a beautiful day!";
// 删除字符串中的所有空白字符（不包括全角空格）
$var1 = preg_replace("/\s+/", "", $var);
echo $var1.'<br>';
?>Example 2:
<?php
// 删除字符串中所有的字符（包括全角空格）
$var = " This is a beautiful day!";
$var1 =preg_replace("/\s| /", "", $var); // 已经包含了全角空格
echo $var1.'<br>';
?>The above is the detailed content of How to remove whitespace characters in php. For more information, please follow other related articles on the PHP Chinese website!
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
