:password selector

Selects all elements of type password.

$( ":password" ) is equivalent to $( "[type=password]" ). As with other pseudo-class selectors (those that begin with a ":") it is recommended to precede it with a tag name or some other selector; otherwise, the universal selector ( "*" ) is implied. In other words, the bare $( ":password" ) is equivalent to $( "*:password" ), so $( "input:password" ) should be used instead.

Because :password is a jQuery extension and not part of the CSS specification, queries using :password cannot take advantage of the performance boost provided by the native DOM querySelectorAll() method. For better performance in modern browsers, use [type="password"] instead.

jQuery( ":password" )

version added: 1.0

Examples:

Finds all password inputs.

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>password demo</title>
  <style>
  textarea {
    height: 45px;
  }
  </style>
  <script src="https://code.jquery.com/jquery-1.10.2.js"></script>
</head>
<body>
 
<form>
  <input type="button" value="Input Button">
  <input type="checkbox">
  <input type="file">
  <input type="hidden">
  <input type="image">
  <input type="password">
  <input type="radio">
  <input type="reset">
  <input type="submit">
  <input type="text">
  <select>
    <option>Option</option>
  </select>
  <textarea></textarea>
  <button>Button</button>
</form>
<div></div>
 
<script>
var input = $( "input:password" ).css({
  background: "yellow",
  border: "3px red solid"
});
$( "div" )
  .text( "For this type jQuery found " + input.length + "." )
  .css( "color", "red" );
 
// Prevent form submission
$( "form" ).submit(function() {
  return false;
});
</script>
 
</body>
</html>

Links:

http://api.jquery.com/password-selector

doc_jQuery

2016-03-27 13:48:57

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