lesson6 homework

gistfile1.js

;(function(){

    var limited = function(delay,functionToFreeze){
        if(typeof delay === 'function'){
            functionToFreeze = delay;
            delay = 20;
        }
        var notExecutingNow=true,
            savedArguments,
            self,
            defaultInputValueLength=0;
        return function(){
            savedArguments = arguments;
            self = this;
            if(notExecutingNow){
                notExecutingNow = false;
                window.setTimeout(function(){
                functionToFreeze.apply(self,savedArguments);
                notExecutingNow = true;
                },delay);
            }
        }
    };
    document.getElementById('input').addEventListener('keyup', limited(500, function(){
        console.log(input.value);
    }));
})();