html getelementsbytagname

Getelementbyid getelementsbyname getelementsbytagname difference and summary 1st Floor Getelementbyid getelementsbyname getelementsbytagname difference and summaryIn the Web standard, you can use getelementbyid (), getelementsbyname (),

function tag (Name,elem) {if (!document.getelementsbytagname) return false;Return (Elem | | document). getElementsByTagName (name);} document.getelementsbyclassname = function (Classname,obox) { Applies to getting all HTML elements

Document directory Syntax Description Example 1 Example 2 Example 3 Definition and usage The getelementsbytagname () method returns a set of objects with the specified tag name.Syntax document.getElementsByTagName(tagname)Description The

Web Standard Getelementbyid (), getelementsbyname (), and getelementsbytagname () Access Billing NENT Any tag in: 1. getelementbyid ("ID ") Getelementbyid () Accessible Billing NENT A specific element in ID So you can only

getElementById () and getElementsByTagName () one is the ID and the other is name what is the difference between them, getElementById () only for HTML operations and not the XML file processing, But getElementsByTagName is OK. Let's take a look at

Web Standard Getelementbyid (), getelementsbyname (), and getelementsbytagname () Access Billing NENT Any tag in: 1 getelementbyid ("ID ") Getelementbyid () Accessible Billing NENT A specific element in ID So you can only

Get elements by tag name--getElementsByTagNameStandard DOM 1 is defined in and two interface, and the prototypes indicate the order in which they are Element Document encountered in NodeList getElementsByTagName(in DOMString tagname) the first

Document. getelementsbyname () obtains the control object based on the control name. Because the control name can be the same, an array of objects is returned. Document. getelementbyid () is used to obtain the control object based on the control ID.

Code:DOCTYPE HTML>HTML> Head> MetaCharSet= "Utf-8" /> title>getElementsByTagNametitle> Scripttype= "Text/javascript"> 'Use Strict'; Window.onload= function() {Let buttonsfortagname=document.getElementsByTagName

1, getElementByIdreturns the first in the same ID object, in the order in which the page appears , or null if there are no eligible objectsExampledocument.getElementById ("Id1"). Value;2, GetelementsbynameFunction: Finds an array of elements of the