javascript - jQuery .val change doesn't change input value -

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i have html input link in value.

<input type = 'text' value = 'http://www.link.com' id = 'link' />

i using jquery change value on event.

$('#link').val('new value');

the above code changes value of text box doesn't change value in code (value = 'http://www.link.com' stays unchanged). need value = '' change well.

use attr instead.
$('#link').attr('value', 'new value');

demo


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