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wp_is_unicode_email › WordPress Function

Since7.1.0
Deprecatedn/a
› wp_is_unicode_email ( $value, $email, $context )
Parameters: (3)
  • (string|false) $value The current filter value.
    Required: Yes
  • (string) $email The email address being checked.
    Required: Yes
  • (string|null) $context Validation context, or null for the initial call.
    Required: Yes
Returns:
  • (string|false) The email address if valid, false otherwise.
Defined at:
Codex:

Default is_email filter for databases that support Unicode (db charset is utf8mb4).

Validates the email address using WP_Email_Address::from_string with Unicode enabled. Only acts when $context is null (which it is in the initial validation call); later rescue-context calls are passed through.


Related Functions: wp_sanitize_unicode_email, wp_is_ascii_email, wp_encode_emoji, wp_is_uuid, wp_sanitize_ascii_email

Source 

function wp_is_unicode_email( $value, $email, $context ) {
	if ( null !== $context ) {
		return $value;
	}

	$result = WP_Email_Address::from_string( $email, 'unicode' );
	return $result ? $result->get_unicode_address() : false;
}