PHP mb_ereg_match() Function

The mb_ereg_match() is an inbuilt function in PHP that is used for matching multibyte strings using regular expressions.

Syntax:

mb_ereg_match(pattern, string, options = null): bool

Parameters: This function has 3 parameters:

• pattern:  The pattern parameters define the regular expression
• string: This parameter match or is evaluated by the regular expression pattern.
• option: This parameter defines search regular options.

Return Value: This function returns "true" for matching the string with the regular expression otherwise it will return "false".

Example 1: The following code demonstrates the PHP mb_ereg_match() function.

<?php
$email = "[email protected]";
$pattern = 
    '^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$';

if (mb_ereg_match($pattern, $email)) {
    echo "The email address is valid.";
} else {
    echo "The email address is invalid.";
}
?>

Output:

The email address is valid.

Example 2: The following code is another example of the mb_ereg_match() function of PHP.

<?php

$name = "GeekforGeeks";

// Match Only Characters
$pattern = '^[a-zA-Z]+$';

if (mb_ereg_match($pattern, $name)) {
    echo "The name is valid.";
} else {
    echo "The name is invalid.";
}
?>

Output:

The name is valid.

Reference: https://www.php.net/manual/en/function.mb-ereg-match.php