
function log(){ var args =Array.prototype.slice.call(arguments); console.log(args); }; ...
function self(index){ if(index==1) return 1; else return index*self(index-1); } var res...
var arr1 =[1,2,2,2,3,3,3,4,5,6], arr2 = []; for(var i = 0,len = arr1.length; i< len; i+...
css方法1: input { outline:none; } css方法2: input:focus { outline:none; }
css方法: *{cursor:none!important;}