How to remove spaces at the beginning and end of a string in php

How to remove spaces at the beginning and end of a string in php?

You can use the trim() function

Definition and usage:

The trim() function removes whitespace characters or other predefined characters at both ends of a string.

Syntax:

trim(string,charlist)

string：必需。规定要检查的字符串。
charlist：可选。规定从字符串中删除哪些字符。

<?php
$str = " Hello World! ";
echo "Without trim: " . $str;
echo "<br>";
echo "With trim: " . trim($str);
?>

The above code output:

Without trim: Hello World!
With trim: Hello World!

Related references:php中文网

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