"Original" jquery judging scrollbar bottom Plug

The recent project needs, so simply wrote a judge the scroll bar bottom plug-in code, welcome to shoot Brick Exchange!

The code is as follows:

//scroll bar Scroll to the bottom of the--by Xqs(function($) {$.fn.scrollbot=function(OPT, callback) {//Diffy: Distance to bottom pixel value        varopts = (Arguments.length = = 1)? {diffy:0}: $.extend ({diffy:0}, opt); varFun = (Arguments.length = = 1)? Arguments[0]: arguments[1]; return  This. each (function () {            var_this = $ ( This); _this.bind ("Scroll",function () {                varScrollTop =_this.scrolltop (); varClienth =_this.height (); varContenth = 0; $.each (_this.children (": Visible"),function() {Contenth+= $( This). Outerheight (true);                }); if(scrolltop + clienth + opts.diffy >=contenth) {fun.apply ( This, arguments);    }            })        }); };}) (jQuery);

Call Mode:

$ ("#content"). Scrollbot ({"Diffy": +),function() {            ///Diffy: Distance to bottom pixel value            // console.log ("scroll bar in the end ...")         }    );