4.表单提交(空格提交的问题)例 4.1(form.submitIEFF.html) <head> <meta http-equiv="content-type" content="text/html; charset=utf-8"/> <script language=javascript> function check() { var form = document.getElementById("regForm"); if (form.user.value == "") { alert("用户名不能为空!
JS 有多重方式可以实现发送 网页请求的功能,我这里记录最方便简单的 —— 基于JQuery 和 form 的GET/POST数据提交。
document.getElementById("link").href; document.getElementById("link").target; document.getElementById("img").src; document.getElementById("img").width; document.getElementById("img").height; document.getElementById("input").value; 那么如何取得<div></div>以及<a></a>之间的值呢?如<div i...
Popovers in button groups, input groups, and tables require special setting When using popovers on elements within a .btn-group or an .input-group, or on table-related elements (<td>, <th>, <tr>, <thead>, <tbody>, <tfoot>), you'll have to specify the option container: 'body' (...
Popovers in button groups, input groups, and tables require special setting When using popovers on elements within a .btn-group or an .input-group, or on table-related elements (<td>, <th>, <tr>, <thead>, <tbody>, <tfoot>), you'll have to specify the option container: 'body' (...
Popovers in button groups, input groups, and tables require special setting When using popovers on elements within a .btn-group or an .input-group, or on table-related elements (<td>, <th>, <tr>, <thead>, <tbody>, <tfoot>), you'll have to specify the option container: 'body' (...
Make a invisible form var form = iframeDoc.createElement('form'); form.method = method; form.action = url; iframeDoc.body.appendChild(form); // pass the parameters for( var name in params ){ var input = iframeDoc.createElement('input'); input.type = 'hidden';...
Automatic HTML form validation does not work in Internet Explorer 9 or earlier. Data Validation Data validation is the process of ensuring that user input is clean, correct, and useful. Typical validation tasks are: has the user filled in all required fields?
If a Zepto collection or element is given, filter those elements down to only ones that are descendants of element in the current collection. var form = $('#myform') form.find('input, select')first first() ⇒ collection Get the first element of the current collection. $('form')....
One way to initialize all popovers on a page would be to select them by their data-toggle attribute: $(function () { $('[data-toggle="popover"]').popover() }) Popovers in button groups, input groups, and tables require special setting When using popovers on elements within a .btn-gro...