Defined (1)

The function is defined in the following location(s).

/wp-includes/l10n.php  

function unload_textdomain( $domain ) { 
    global $l10n, $l10n_unloaded; 
 
    $l10n_unloaded = (array) $l10n_unloaded; 
 
    /** 
     * Filters whether to override the text domain unloading. 
     * 
     * @since 3.0.0 
     * 
     * @param bool   $override Whether to override the text domain unloading. Default false. 
     * @param string $domain   Text domain. Unique identifier for retrieving translated strings. 
     */ 
    $plugin_override = apply_filters( 'override_unload_textdomain', false, $domain ); 
 
    if ( $plugin_override ) { 
        $l10n_unloaded[ $domain ] = true; 
 
        return true; 
    } 
 
    /** 
     * Fires before the text domain is unloaded. 
     * 
     * @since 3.0.0 
     * 
     * @param string $domain Text domain. Unique identifier for retrieving translated strings. 
     */ 
    do_action( 'unload_textdomain', $domain ); 
 
    if ( isset( $l10n[$domain] ) ) { 
        unset( $l10n[$domain] ); 
 
        $l10n_unloaded[ $domain ] = true; 
 
        return true; 
    } 
 
    return false; 
}