jquery add id attribute

Today, when I was working on a job interview, David asked me to add a title: The difference between ID and name in HTML. A listen to Ah, the HTML ID and name what is the difference, but usually in use, not how to think, just so use it, oh, in fact, when doing the Web page there is a lot of things are just so used, and did not consider why so used ...One of the ot

Jquery searches for and operates on attribute values based on attributes and indexes. jquery attribute values var assoeted =5;$(".zy_menu a[rel="+assoeted+"]").removeClass("hover_a").addClass("hover_a");$(".zy_menu a").removeClass("hover_a").eq(assoeted-1).addClass("hover_a"); How does

error. For example: $ ("#test"). InnerHTML, document.getElementById ("id").The syntax of HTML () is wrong.It is also important to note that the DOM object obtained by the JQuery object and document.getElementById ("id") with #id as the selector is not equivalent. See the conversion between the two below.Since

1. Error HINT: Your content must has a ListView whose id attribute is ' Android. R.id.list 'For the above error, it may be because we want to implement the Setonitemclick in the ListView of event monitoring to inherit the liseactivity, but there is no listview tag, as long as in the layout file to add custom layout code, When the ListView

{ [Id(Name = "studentid", Strategy = GenerationType.SEQUENCE)] private string stuid; //[Id(Name = "studentid", Strategy = GenerationType.SEQUENCE)] public string Stuid { get { return stuid; } set { stuid = value; } }} Here we add [Id] to the private strin

things. Of course the name attribute of the HTML element can also play a bit of ID on the page, because in the DHTML object Tree we can use Document.getelementsbyname to get an array of objects containing all the specified name elements in the page. Another problem with the Name property is that when we dynamically create an element that can contain the Name property, we cannot simply

drop-down menus $ (": visible") All visible elements $ (": Submit") All Submit button 14, Reverse Filter:　　$ ("tag: not (: a property)"): Selects any label that does not have a property.Filter out all tags that contain "one attribute" and leave other tags that do not have the attribute.For example: $ ("A:not (: Target)"), which means to select all a tags that do not write target.Tenth course Highlights (

: $ ("#btn20"). Click (function () { alert ("HTML:" + $ ("#test"). html ()); }); $ ("#btn21"). Click (function () { alert ("HTML:" + $ ("#test"). InnerHTML); }); $ ("#btn22"). Click (function () { alert ("HTML:" + document.getElementById ("test"). InnerHTML); });JS and jquery, attribute value acquisitionHTML: ButtonID= "Btn30">JS Gets the attribut