var array = [1,2,3,4,5,6,7,8,9]; var dom = document.getElementById(‘a‘); function go(){ var result = array.splice(0,7); array = array.concat(result); dom.innerHTML = result.join(""); setTimeout(arguments.callee,3000); } go();
原文：http://www.cnblogs.com/czpu/p/3853071.html