How to Strip Whitespace Characters from a String in PHP?

Stripping Whitespace Characters from a String

How can you strip all whitespace characters from a string in PHP?

Problem

The php_strip_whitespace() function and the preg_replace() function with a whitespace character are not working.

Answer

To strip any whitespace character, use a regular expression:

$str = preg_replace('/\s+/', '', $str);

Note that this regular expression also handles whitespace in UTF-8 strings.

The above is the detailed content of How to Strip Whitespace Characters from a String in PHP?. For more information, please follow other related articles on the PHP Chinese website!