is_textdomain_loaded() WP 1.0

Whether there are translations for the text domain.

✈ 1 time = 0.000027s = very fast | 50000 times = 0.01s = speed of light | PHP 7.1.5, WP 4.8.2

No Hooks.

true/false. Whether there are translations.

is_textdomain_loaded( $domain );

$domain(string) (required): Text domain. Unique identifier for retrieving translated strings.

<?php
function is_textdomain_loaded( $domain ) {
	global $l10n;
	return isset( $l10n[ $domain ] );
}