摘要： var arr = [1,3,5,67,88,34,21,14]; //冒泡 for(var i = 0;iarr[j+1]){ var tem = arr[j]; arr[j] = arr[j+1]; arr[j+1] = tem; ... 阅读全文

摘要： var oA = document.getElementsByTagName("a"); var oCon = document.getElementsByClassName("content"); for(var i = 0;i<oA.length;i++){ //alert(i) oA[i].index ... 阅读全文