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port:
The hostname property for returning the hostname alone of the current URL is similar to the port property. The port property of location object is used for setting or returning the port number of the current URL. This port number refers to the communications port used by the server.
General syntax of port property of location Object:
for example
<html>
<body>
<script type="text/javascript">
document.write(location.port);
</script>
</body>
</html>
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Then the output of the above program is
The number 24 displayed above specifies the port number of the current URL.
protocol:
As the name of this property suggests, the protocol property of location object is used for setting or returning the protocol of the current URL.
General syntax of protocol property of location Object:
for example
<html>
<body>
<script type="text/javascript">
document.write(location.protocol);
</script>
</body>
</html>
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Suppose the current URL is: http://xforsys.com/example.htm#test5
Then the output of the above program is
The location.protocol in document.write takes the protocol specified in the current URL which is http: and displays it as shown above.
search:
The search property of the location object is a string and it is used to set and return the value from the current URL starting from question mark(?)
General syntax of search property of location Object:
In the above, the path is taken from question mark(?) of the current URL.
for example
<html>
<body>
<script type="text/javascript">
document.write(location.search);
</script>
</body>
</html>
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Suppose the current URL is: http://xforsys.com/example.asp?filename=test10
Then the output of the above program is
The location.search in document.write takes the symbol starting from ? in the current URL and displays it giving the output as ?filename=test10
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