public function get_revision() {
        global $CFG;
        if (empty($CFG->langstringcache)) {
            return -1;
        }
        if (isset($CFG->langrev)) {
            return (int)$CFG->langrev;
        } else {
            return -1;
        }
    }
public function get_revision() {
        global $CFG;
        if (empty($CFG->langstringcache)) {
            return -1;
        }
        if (isset($CFG->langrev)) {
            return (int)$CFG->langrev;
        } else {
            return -1;
        }
    }
public function get_revision ( ) { global $ CFG ; if ( empty ( $ CFG -> langstringcache ) ) { return - 1 ; } if ( isset ( $ CFG -> langrev ) ) { return ( int ) $ CFG -> langrev ; } else { return - 1 ; } }
Returns string revision counter, this is incremented after any string cache reset.
@return int lang string revision counter, -1 if unknown
Returns string revision counter this is incremented after any string cache reset .