The document.title
property gets or sets the current title of the document. When present, it defaults to the value of the <title>
.
The document.title
property gets or sets the current title of the document. When present, it defaults to the value of the <title>
.
A string containing the document's title. If the title was overridden by setting document.title
, it contains that value. Otherwise, it contains the title specified in the <title>
element.
js
document.title = newTitle;
newTitle
is the new title of the document. The assignment affects the return value of document.title
, the title displayed for the document (e.g. in the titlebar of the window or tab), and it also affects the DOM of the document (e.g. the content of the <title>
element in an HTML document).
html
<!doctype html> <html lang="en-US"> <head> <meta charset="UTF-8" /> <title>Hello World!</title> </head> <body> <script> alert(document.title); // displays "Hello World!" document.title = "Goodbye World!"; alert(document.title); // displays "Goodbye World!" </script> </body> </html>
Specification |
---|
HTML Standard # document.title |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
title |
1 | 12 | 1 | 4 | ≤12.1 | 1 | 4.4 | 18 | 4 | ≤12.1 | 1 | 1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/Document/title