获取标签对的内容

其他标签：$("ID名称").innerText

                  $("ID名称").innerHTML

                  $("ID名称").textContent

input标签：$("ID名称").val()

 

点击li获取点击的li的值

//遍历li集合，获取样式为y的li的值

var Size = "";

                    function SaveShoopIngCar(id) {

                        var list = document.getElementById("Size_ul").getElementsByTagName("li");

                        for (var i = 0; i < list.length; i++) {

                            if (list[i].getAttribute("class") == "y") {

                                Size = list[i].innerText;

                            }

                        }

     $(".options li").click(function () {//点击换颜色

                        $(this).addClass("y").siblings().removeClass("y");

                    })

 

获取标签对集合

<div id="T">

<p id="A">Html</p>

<p id="B">JAVA</p>

</div>

var list = document.getElementById("T").getElementsByTagName("p");

 

获取勾选的多选框的name属性信息

var id_array = new Array();

                $("input[name=‘checkbox‘]:checked").each(function () {

                    id_array.push($(this).val());//向数组中添加元素

l                  });