PHPMailer\PHPMailer

PHPMailer::parseEmailString │ private static │ WP 1.0

Parse a string containing an email address with an optional name and divide it into a name and email address.

Method of the class: PHPMailer{}

No Hooks.

Returns

Array{name:. string, email: string}

Usage

$result = PHPMailer::parseEmailString( $input );
$input(string) (required)
The email with name.

PHPMailer::parseEmailString() code WP 6.9

wp-includes/PHPMailer/PHPMailer.php 
private static function parseEmailString($input)
{
    $input = trim((string)$input);

    if ($input === '') {
        return ['name' => '', 'email' => ''];
    }

    $pattern = '/^\s*(?:(?:"([^"]*)"|\'([^\']*)\'|([^<]*?))\s*)?<\s*([^>]+)\s*>\s*$/';
    if (preg_match($pattern, $input, $matches)) {
        $name = '';
        // Double quotes including special scenarios.
        if (isset($matches[1]) && $matches[1] !== '') {
            $name = $matches[1];
        // Single quotes including special scenarios.
        } elseif (isset($matches[2]) && $matches[2] !== '') {
            $name = $matches[2];
        // Simplest scenario, name and email are in the format "Name <email>".
        } elseif (isset($matches[3])) {
            $name = trim($matches[3]);
        }

        return ['name' => $name, 'email' => trim($matches[4])];
    }

    return ['name' => '', 'email' => $input];
}