指定元素中包含 id 属性的, 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 属性的, 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 属性的, 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>
元素值开头是?, 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>
元素值结尾是?, 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 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 属性的, 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 属性的, 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>
元素值开头是?, 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>
元素值结尾是?, 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/>
