JS代码判断checkbox是否选中操作: functionverify(){varisCheck=$("#check").get(0).checked;//获取选中状态,返回true或者falseif(!isCheck){ document.getElementById("agreeRule").innerHTML="请同意相关条款";return; }else{//相关操作。。。}
"checkRadioButton()">Check Status function checkRadioButton() { var option1 = document.getElementById("option1"); var option2 = document.getElementById("option2"); var option3 = document.getElementById("option3"); if (option1.checked) { console.log("Option 1 is selected"); // 执行...
If caused by a click, the clicked element is available as the relatedTarget property of the event. hide.bs.modal This event is fired immediately when the hide instance method has been called. hidden.bs.modal This event is fired when the modal has finished being hidden from the user (will ...
// 1)、通过 id 获取:document.getElementById(元素 id); var uname = document.getElementById("uname").value; console.log(uname); // 2)、通过 form.名称形式获取: myform.元素名称; name属性值 var myform = document.getElementById("myform"); var upwd = myform.upwd.value; console.log(up...
When a function is used to determine the placement, it is called with the tooltip DOM node as its first argument and the triggering element DOM node as its second. The this context is set to the tooltip instance. selector string false If a selector is provided, tooltip objects will be ...
例4.1(form.submitIEFF.html) function check() { var form = document.getElementById("regForm"); if (form.user.value == "") { alert("用户名不能为空!"); } else { form.submit(); } } 用户 <INPUT TYPE="button" onclick="check();" id="regBut" value="提交"/> 以上例子...
if (form.elements.type == "text"){ form.elements.value = ""; } } 31.复选按钮在JS中判断是否选中:document.forms[0].checkThis.checked (checked属性代表为是否选中返回TRUE或FALSE) 32.单选按钮组(单选按钮的名称必须相同):取单选按钮组的长度document.forms[0].groupName.length ...
document.getElementById() Vs. jQuery $() Check if object is a jQuery object Detect escape key press Make a not submit a form Check whether a radio button is checked Get checkbox value in jQuery Easiest way to call a function every 5 seconds Attach events to dynamic HTML elements Distingu...
When a function is used to determine the placement, it is called with the tooltip DOM node as its first argument and the triggering element DOM node as its second. The this context is set to the tooltip instance. selector string false If a selector is provided, tooltip objects will be ...
elem: document.getElementById(‘id’) String/Object - count 数据总数。一般通过服务端得到 Number - limit 每页显示的条数。laypage将会借助 count 和 limit 计算出分页数。 Number 10 limits 每页条数的选择项。如果 layout 参数开启了 limit,则会出现每页条数的select选择框 Array [10, 20, 30, 40, ...