php-regexHow to use PHP regex to match whitespace?

Using PHP regex to match whitespace is a simple task. The following example code block will match any whitespace character:

$regex = '/\s/';

The output of this code will be a boolean value of true if a whitespace character is found, and false if not.

Code explanation

• \s: This is the regex pattern for matching whitespace characters.

• $regex: This is the variable that stores the regex pattern.

• /: These are the delimiters that enclose the regex pattern.

Helpful links

• PHP Regex
• Regular Expressions

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