php-regexHow to use regex in PHP to match any character?

Regex (Regular Expressions) is a powerful tool used to match patterns in strings. In PHP, it can be used to match any character using the . (dot) character.

$string = 'Hello World!';
$pattern = '/H.llo/';

if (preg_match($pattern, $string)) {
    echo 'Match found!';
}

Output example

Match found!

Code explanation

• $string = 'Hello World!'; - This is the string we are searching in.
• $pattern = '/H.llo/'; - This is the regex pattern we are using to search for. The . (dot) character is used to match any character.
• preg_match($pattern, $string) - This is the function used to search for the pattern in the string.
• echo 'Match found!'; - This is the output when a match is found.

Helpful links

• PHP Regex
• Regular Expressions

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