getelementbyid function

In the Web standard, you can use getelementbyid (), getelementsbyname (), and getelementsbytagname () to access any tag in the document. (1) getelementbyid (): Getelementbyid () can access a specific element in the document. As the name suggests,

In the Web standard, you can use getelementbyid (), getelementsbyname (), and getelementsbytagname () to access any tag in the document. (1) getelementbyid (): Getelementbyid () can access a specific element in the document. As the name suggests,

Web standards can access any of the tags in the document through getElementById (), Getelementsbyname (), and getElementsByTagName ().(1) getElementById ():getElementById () can access a specific element in the document, as the name implies, by

Any one of the labels in document: 1, getElementById () getElementById () can access a specific element in the document, as the name implies, by using an ID to get the element, so you can only access the element that has the ID set. For example,

In js writing, you often need to obtain the id object. If you use getElementById directly to obtain the object, there are many codes and the old browser does not support this attribute. You can consider using the following code. For example, use _ $

Document. getElementById (text1). *** statement parsing !!! Do I need the source code? JScriptcodevarxmlhttp; functionhello () {xmlhttpajax1 (); varadocument. getElementById (a). valu document. getElementById ('text1'). *** statement parsing !!! Do

Use your brain as a browser to execute the following code twice: IE6 and IE9: Copy codeThe Code is as follows: function testFunc (){ Alert ('test ') } $ (Function (){ Var g = document. getElementById, W = window. testFunc; // G Alert (typeof (g

Document. getElementById ('text1'). *** statement parsing !!! Do I need the source code? JScriptcodevarxmlhttp; functionhello () {xmlhttp = ajax1 (); document. getElementById ('text1'). *** statement parsing !!! Do I need the source code?

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

The getElementById () method of the html DOM document Object, domgetelementbyid The getElementById () method returns a reference to the first object with the specified ID. Syntax: document.getElementById(id) The html dom defines multiple methods for