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What are the methods of javascript document object

青灯夜游
Release: 2023-01-06 11:17:46
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Methods of js document object: addEventListener(), adoptNode(node), close(), createAttribute(), open(), write(), writeln(), renameNode(), etc.

What are the methods of javascript document object

The operating environment of this tutorial: windows7 system, javascript version 1.8.5, Dell G3 computer.

Document object

Every HTML document loaded into the browser will become a Document object.

The Document object allows us to access all elements in the HTML page from scripts.

Tip: The Document object is part of the Window object and can be accessed through the window.document property.

Methods of Document object

Method Description
addEventListener() Add a handle to the document
adoptNode(node) Returns an adapted node from another document to the current document.
close() Closes the output stream opened with the document.open() method and displays the selected data.
createAttribute() Create an attribute node
createDocumentFragment() Create an empty DocumentFragment object and returns this object.
createElement() Create element node.
createTextNode() Create a text node.
getElementsByClassName() Returns a collection of all elements with the specified class name in the document as a NodeList object.
getElementById() Returns a reference to the first object with the specified id.
getElementsByName() Returns a collection of objects with the specified name.
getElementsByTagName() Returns a collection of objects with the specified tag name.
importNode() Copy a node from another document to this document for application.
normalize() Delete empty text nodes and connect adjacent nodes
normalizeDocument() Remove empty text nodes and connect adjacent nodes'
open() Open a stream to collect data from any document.write() or document. The output of the writeln() method.
querySelector() Returns the first element in the document that matches the specified CSS selector
querySelectorAll() document.querySelectorAll() is a new method introduced in HTML5, which returns a list of all element nodes that match the CSS selector in the document
removeEventListener() Remove the event handler in the document (added by the addEventListener() method)
renameNode() Rename the element or attribute node.
write() Write HTML expression or JavaScript code to the document.
writeln() Identical to the write() method, except that a newline character is written after each expression.

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