PHPMailer\PHPMailer
PHPMailer::idnSupported()
Tells whether IDNs (Internationalized Domain Names) are supported or not. This requires the intl and mbstring PHP extensions.
{} It's a method of the class: PHPMailer{}
No Hooks.
Return
true|false
. true if required functions for IDN support are present
Usage
$result = PHPMailer::idnSupported();
Code of PHPMailer::idnSupported() PHPMailer::idnSupported WP 6.0
public static function idnSupported() { return function_exists('idn_to_ascii') && function_exists('mb_convert_encoding'); }