Примеры для jQuery Групповые селекторы (“selector1, selector2, selectorN”)

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Finds the elements that match any of these three selectors.

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<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>multiple demo</title>
  <style>
  div, span, p {
    width: 126px;
    height: 60px;
    float: left;
    padding: 3px;
    margin: 2px;
    background-color: #eee;
    font-size: 14px;
  }
  </style>
  <script src="https://code.jquery.com/jquery-1.10.2.js"></script>
</head>
<body>
 
<div>div</div>
<p class="myClass">p class="myClass"</p>
<p class="notMyClass">p class="notMyClass"</p>
<span>span</span>
 
<script>
$( "div, span, p.myClass" ).css( "border", "3px solid red" );
</script>
 
</body>
</html>

Демонстрация:

Show the order in the jQuery object.

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<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>multiple demo</title>
  <style>
  b {
    color: red;
    font-size: 16px;
    display: block;
    clear:left;
  }
  div, span, p {
    width: 40px;
    height: 40px;
    float: left;
    margin: 10px;
    background-color: blue;
    padding: 3px;
    color: white;
  }
  </style>
  <script src="https://code.jquery.com/jquery-1.10.2.js"></script>
</head>
<body>
 
<span>span</span>
<p>p</p>
<p>p</p>
<div>div</div>
<span>span</span>
<p>p</p>
<div>div</div>
<b></b>
 
<script>
var list = $( "div, p, span" )
  .map( function() {
    return this.tagName;
  })
  .get()
  .join( ", " );
$( "b" ).append( document.createTextNode( list ) );
</script>
 
</body>
</html>

Демонстрация: