JavaScript Window Location
The window.location object can be used to get the current page address (URL) and to redirect the browser to a new page.
Window Location
The window.location object can be written without the window prefix.
Some examples:
window.location.hrefreturns the href (URL) of the current pagewindow.location.hostnamereturns the domain name of the web hostwindow.location.pathnamereturns the path and filename of the current pagewindow.location.protocolreturns the web protocol used (http: or https:)window.location.assign()loads a new document
Window Location Href
The window.location.href property returns the URL of the current page.
例子
Display the href (URL) of the current page:
document.getElementById("demo").innerHTML =
"Page location is " + window.location.href;
Result is:
Window Location Hostname
The window.location.hostname property returns the name of the internet host (of the current page).
例子
Display the name of the host:
document.getElementById("demo").innerHTML =
"Page hostname is " + window.location.hostname;
Result is:
Window Location Pathname
The window.location.pathname property returns the pathname of the current page.
例子
Display the path name of the current URL:
document.getElementById("demo").innerHTML =
"Page path is " + window.location.pathname;
Result is:
Window Location Protocol
The window.location.protocol property returns the web protocol of the page.
例子
Display the web protocol:
document.getElementById("demo").innerHTML =
"Page protocol is " + window.location.protocol;
Result is:
Window Location Port
The window.location.port property returns the number of the internet host port (of the current page).
例子
Display the name of the host:
document.getElementById("demo").innerHTML =
"Port number is " + window.location.port;
Result is:
Most browsers will not display default port numbers (80 for http and 443 for https)
Window Location Assign
The window.location.assign() method loads a new document.
例子
Load a new document:
<html>
<head>
<script>
function newDoc() {
window.location.assign("https://www.w3schools.com")
}
</script>
</head>
<body>
<input type="button" value="Load new document" onclick="newDoc()">
</body>
</html>
亲自尝试 »
