指定元素中包含 id 屬性的, 如: $("span[id]")
<span id="span1" name="S1">AAA</span><br/>
<span id="span2" name="S2">BBB</span><br/>
<span name="Sx3">CCC</span><br/>
<span name="Sx4">DDD</span><br/>
<div id="div1" name="Dx1">EEE</div>
<div name="D2">FFF</div>
指定元素中不包含 id 屬性的, 如: $("span:not(span[id])") 或 $("span:not([id])")
<span id="span1" name="S1">AAA</span><br/>
<span id="span2" name="S2">BBB</span><br/>
<span name="Sx3">CCC</span><br/>
<span name="Sx4">DDD</span><br/>
<div id="div1" name="Dx1">EEE</div>
<div name="D2">FFF</div>
包含 id 屬性的, 如: $("body [id]")
<span id="span1" name="S1">AAA</span><br/>
<span id="span2" name="S2">BBB</span><br/>
<span name="Sx3">CCC</span><br/>
<span name="Sx4">DDD</span><br/>
<div id="div1" name="Dx1">EEE</div>
<div name="D2">FFF</div>
符合元素值的, 如: $("span[name='S2']")
<span id="span1" name="S1">AAA</span><br/>
<span id="span2" name="S2">BBB</span><br/>
<span name="Sx3">CCC</span><br/>
<span name="Sx4">DDD</span><br/>
<div id="div1" name="Dx1">EEE</div>
<div name="D2">FFF</div>
不符合元素值的, 如: $("span[name!='S2']")
<span id="span1" name="S1">AAA</span><br/>
<span id="span2" name="S2">BBB</span><br/>
<span name="Sx3">CCC</span><br/>
<span name="Sx4">DDD</span><br/>
<div id="div1" name="Dx1">EEE</div>
<div name="D2">FFF</div>
元素值開頭是?, 如: $("span[name^='S']")
<span id="span1" name="S1">AAA</span><br/>
<span id="span2" name="S2">BBB</span><br/>
<span name="Sx3">CCC</span><br/>
<span name="Sx4">DDD</span><br/>
<div id="div1" name="Dx1">EEE</div>
<div name="D2">FFF</div>
元素值結尾是?, 如: $("html [name$='1']")
<span id="span1" name="S1">AAA</span><br/>
<span id="span2" name="S2">BBB</span><br/>
<span name="Sx3">CCC</span><br/>
<span name="Sx4">DDD</span><br/>
<div id="div1" name="Dx1">EEE</div>
<div name="D2">FFF</div>
元素值包含?, 如: $("body [name*='x']")
<span id="span1" name="S1">AAA</span><br/>
<span id="span2" name="S2">BBB</span><br/>
<span name="Sx3">CCC</span><br/>
<span name="Sx4">DDD</span><br/>
<div id="div1" name="Dx1">EEE</div>
<div name="D2">FFF</div>
多個屬性條件, 如(有 id 且 name 開始是 "D"): $("body [id][name^='D']")
<span id="span1" name="S1">AAA</span><br/>
<span id="span2" name="S2">BBB</span><br/>
<span name="Sx3">CCC</span><br/>
<span name="Sx4">DDD</span><br/>
<div id="div1" name="Dx1">EEE</div>
<div name="D2">FFF</div>
查找包含 "AB" 的 span: $("span:contains('AB')")
<span>ABC</span><br/>
<span><b>ABC</b></span><br/>
<span></span>
<div>
<span>ABC</span><br/>
<span><b>ABC</b></span><br/>
<span></span>
</div>
從 div 中查找包含 "AB" 的 span: $("div span:contains('AB')")
<span>ABC</span><br/>
<span><b>ABC</b></span><br/>
<span></span>
<div>
<span>ABC</span><br/>
<span><b>ABC</b></span><br/>
<span></span>
</div>
查找包含 的 span: $("span:has('b')")
<span>ABC</span><br/>
<span><b>ABC</b></span><br/>
<span></span>
<div>
<span>ABC</span><br/>
<span><b>ABC</b></span><br/>
<span></span>
</div>
查找空的 span: $("span:empty")
<span>ABC</span><br/>
<span><b>ABC</b></span><br/>
<span></span>
<div>
<span>ABC</span><br/>
<span><b>ABC</b></span><br/>
<span></span>
</div>
查找非空的(也就是作為父元素的) span: $("span:parent")
<span>ABC</span><br/>
<span><b>ABC</b></span><br/>
<span></span>
<div>
<span>ABC</span><br/>
<span><b>ABC</b></span><br/>
<span></span>
</div>
:hidden 與 :visible 分別對應隱藏與顯示的元素; 下例讓已顯示的變紅, 讓隱藏的顯示為灰色.
<!doctype html>
<html>
<head>
<script src="http://code.jquery.com/jquery-1.4.2.min.js"></script>
</head>
<body>
<div>111</div>
<div>222</div>
<div style="display:none">333</div>
<div style="display:none">444</div>
</body>
</html>
<script>
$("div:visible").css("color", "red");
$("div:hidden").css("display", "").css("color", "silver");
</script>
表單匹配:
:input 匹配:
<input ... />
<select></select>
<textarea></textarea>
<button></button>
:text 匹配 <input type="text" />
:password 匹配 <input type="password" />
:radio 匹配 <input type="radio" />
:checkbox 匹配 <input type="checkbox" />
:submit 匹配 <input type="submit" />
:reset 匹配 <input type="reset" />
:image 匹配 <input type="image" />
:file 匹配 <input type="" />
:button 匹配 <button></button>
:enabled 匹配 所有可用的 input 元素
:disabled 匹配 所有不可用的 input 元素
:checked 匹配 所有選中的被選中復選框、單選框
:selected 匹配 所有選中的 option 元素
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