is = function()

in lib/dd.breakpoints.js [453:465]


    is = function(min, max, property) {
        if (_options.isResponsive === false) {
            return _bpIsValidForStatic(min, max, property);
        }

        if (window.matchMedia) {
            return window.matchMedia(get(min, max, property)).matches;
        }

        console.warn('DD.bp: Match Media not supported by this browser. Consider adding a polyfill.');

        return false;
    };