a jquery

Selector

#id

The matching a given element's ID.

Use any meta-characters as the name of the text portion, it must be escaped two backslash: \\.

<div id="div1"><p>id="div"</p></div>
<div id="div2">id="div2"<
/div>

$("#myDiv");

result

<div id="div2">id="div2"</div>

element
matches all elements of the given element tag name.

A search for elements. DOM node points to the label name.

<div>DIV1</div>
<div>DIV2</div>
<span>SPAN</span>

$("div");

result

<div>DIV1</div>, <div>DIV2</div>

.class

Matching elements according to a given class name css.

Search for a class. Element can have a plurality of classes, as long as one can be matched to meet.

<div class="notMe">div class="notMe"</div>
<div class="myClass">div class="myClass"</div>
<span class="myClass">span class="myClass"</span>

$(".myClass");

result

<div class="myClass">div class="myClass"</div>, <span class="myClass">span class="myClass"</span>

*
Matches all elements

Used for searching in context.

Find each element.

<div>DIV</div>
<span>SPAN</span>
<p>P</p>

$("*")

result

<div>DIV</div>, <span>SPAN</span>, <p>P</p>

selector1, selector2, selectorN
each matched to a selector element returns the combined together.

You can develop any number of selectors.

<div>div</div>
<p class="myClass">p class="myClass"</p>
<span>span</span>
<p class="notMyClass"><p class="notMyClass"</p>

$("div,span,p.myClass")

result

<div>div</div>, <p class="myClass"><p class="myClass"</p>, <span>span</span>