JQuery选择器

Input元素中 对name属性进行筛选

Example From Here

​$( "input[name!='newsletter']" )​

​$("input").not("[name=newsletter]")​

<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>attributeNotEqual demo</title>
<script src="https://code.jquery.com/jquery-3.5.0.js"></script>
</head>
<body>

<div>
<input type="radio" name="newsletter" value="Hot Fuzz">
<span>name is newsletter</span>
</div>
<div>
<input type="radio" value="Cold Fusion">
<span>no name</span>
</div>
<div>
<input type="radio" name="accept" value="Evil Plans">
<span>name is accept</span>
</div>

<script>
$( "input[name!='newsletter']" ).next().append( "<b>; not newsletter</b>" );
</script>

</body>
</html>

JQuery 选择器反向选择_html

选择属性取反操作

选取form表单中,div元素id值不为a的子元素中的input

​$( "form div:not(#a) input" )​

​$( "form div:not([id='a']) input" )​

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>attributeNotEqual demo</title>
<script src="https://code.jquery.com/jquery-3.5.0.js"></script>
</head>
<body>
<form class="">
<div id="a" class="form-floating mb-3">
<input type="email" class="form-control rounded-4" id="floatingInput" placeholder="name@example.com">
<label for="floatingInput">Email address</label>
</div>
<div id="b" class="form-floating mb-3">
<input type="password" class="form-control rounded-4" id="floatingPassword" placeholder="Password">
<label for="floatingPassword">Password</label>
</div>

</form>
<script>
$( "form div:not(#a) input" ).css("background-color","pink");
</script>

</body>
</html>

JQuery 选择器反向选择_html_02