api.jquery.com/entries/all-selector.xml at 2070dffb0ef6930859210e0e7004a1487e6dfd24 · jquery/api.jquery.com · GitHub

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<entry type='selector'  name="all" return=""  >
    <sample>*</sample>
    <signature>
      <added>1.0</added>
    </signature>
    <desc>Selects all elements.</desc>
    <longdesc><p>Caution: The all, or universal, selector is extremely slow, except when used by itself.</p> </longdesc>
    <example>
      <desc>Finds every element (including head, body, etc) in the document.</desc>
      <code><![CDATA[var elementCount = $("*").css("border","3px solid red").length;
$("body").prepend("<h3>" + elementCount + " elements found</h3>");]]></code>
      <html><![CDATA[<div>DIV</div>

  <span>SPAN</span>
  <p>P <button>Button</button></p>]]></html>
                    <css><![CDATA[
  h3 { margin: 0; }
  div,span,p {
    width: 80px;
    height: 40px;
    float:left;
    padding: 10px;
    margin: 10px;
    background-color: #EEEEEE;
  }
  ]]></css>
    </example>
    <example>
        <desc>A common way to select all elements is to find within document.body so elements like head, script, etc are left out.</desc>
      <code><![CDATA[
var elementCount = $("#test").find("*").css("border","3px solid red").length;
$("body").prepend("<h3>" + elementCount + " elements found</h3>");]]></code>
<html><![CDATA[<div id="test">
  <div>DIV</div>
  <span>SPAN</span>
  <p>P <button>Button</button></p>
</div>]]></html>
<css><![CDATA[
  h3 { margin: 0; }
  div,span,p {
    width: 80px;
    height: 40px;
    float:left;
    padding: 10px;
    margin: 10px;
    background-color: #EEEEEE;
  }
  #test {
    width: auto; height: auto; background-color: transparent;
  }
  ]]></css>

    </example>
</entry>