不建议的做法(多次渲染,消耗内存) var browserList = ["Internet Explorer", "Mozilla Firefox", "Safari", "Chrome", "Opera"];$.each(browserList, function (index,value) { $('ul').append($(' ').text(value));}) 好的方法NO1(创
var browserList = ["Internet Explorer", "Mozilla Firefox", "Safari", "Chrome", "Opera"];
$.each(browserList, function (index,value) {
$('ul').append($('var frag = document.createDocumentFragment();
var browserList = ["Internet Explorer", "Mozilla Firefox", "Safari", "Chrome", "Opera"];
$.each(browserList, function (index, value) {
$(frag).append("var frag = document.createDocumentFragment();
var browserList = ["Internet Explorer", "Mozilla Firefox", "Safari", "Chrome", "Opera"];
$.each(browserList, function (index, value) {
var li = document.createElement("li");
li.textContent = value;
frag.appendChild(li);
})
$('ul').append($(frag));
好的做法NO3(字符串拼接)
var browserList = ["Internet Explorer", "Mozilla Firefox", "Safari", "Chrome", "Opera"];
var myHTML = '';
$.each(browserList, function (index, value) {
myHTML += '