2. var checkText=$("#select_id").find("option:selected").text(); //获取Select选择的Text 3. var checkValue=$("#select_id").val(); //获取Select选择的Value 4. var checkIndex=$("#select_id ").get(0).selectedIndex; //获取Select选择的索引值 5. var maxIndex=$("#select_id option...
jQuery设置Select选择的 Text和Value: 语法解释: 1. $("#select_id ").get(0).selectedIndex=1; //设置Select索引值为1的项选中 2. $("#select_id ").val(4); // 设置Select的Value值为4的项选中 3. $("#select_id option[text='jQuery']").attr("selected", true); //设置Select的Text值为...
var checkText=$("#select_id").find("option:selected").text(); //获取Select选择的Text var checkValue=$("#select_id").val(); //获取Select选择的Value var checkIndex=$("#select_id ").get(0).selectedIndex; //获取Select选择的索引值 var maxIndex=$("#select_id option:last").attr("in...
1. $("#select_id ").get(0).selectedIndex=1; //设置Select索引值为1的项选中 2. $("#select_id ").val(4); // 设置Select的Value值为4的项选中 3. $("#select_id option[text='jQuery']").attr("selected", true); //设置Select的Text值为jQuery的项选中jQuery添加/删除Select的Option项: ...
ajax({ url: "test.json", type: "get", success: function(data) { var html = ""; $.each(data.data, function(i, item) { html += "" + item.text + ""; }) $("#workArea").html(html) } }) $("#submit").click(function() { var params = { workFences: getSelectArea(), ...
jQuery设置Select选择的Text和Value: 语法解释： 1.$("#select_id").get(0).selectedIndex=1;//设置Select索引值为1的项选中 2.$("#select_id").val(4);//设置Select的Value值为4的项选中 3.$("#select_idoption[text='jQuery']").attr("selected",true);//设置Select的Text值为jQuery的项选中 j...
Dr Prof If you wanted to get the string "Mr" if the first option was selected (instead of just "1") you would do that in the following way: 1 2 $("#myselect option:selected").text(); // => "Mr" How do I check/uncheck a checkbox input or radio...
代码语言:html 复制 编写一个JavaScript函数,使用jQuery选择器获取文本框的值。例如: 代码语言:javascript 复制 functiongetTextBoxValue(){vartextBoxValue=$("#myTextBox").val();console.log("文本框的值是:"+textBoxValue);} 为一个按钮或其他元素添加一个事件监听器,以便...
1 How to get text value in jquery? 0 Get text value in jquery? 0 jQuery get value Input Text 0 Need to get text value of an element in jQuery 0 Retriving a value from a textbox 0 How to get an input text value in jquery? 0 Get text from selector in jquery - wordpress ...
jQuery设置Select选择的 Text和Value: 语法解释: 1. $("#select_id ").get(0).selectedIndex=1; //设置Select索引值为1的项选中 2. $("#select_id ").val(4); // 设置Select的Value值为4的项选中 3. $("#select_id option[text='jQuery']").attr("selected", true); //设置Select的Text值为...