jQuery check

checks for jQuery defined

by Oliver Kelso

JavaScript

(function() {
    var checkExist = setInterval(function() {

        if(typeof window.jQuery != "undefined"){
            
            // runs only when jQuery defined.
            alert("jQuery Loaded");
            
            clearInterval(checkExist);
        }

        setTimeout(function(){
            clearInterval(checkExist);
        }, 2000); // script timeout

    }, 10); // check speed 
})();