JavaScript/jQuery

【jQuery/Selector #38】:last-of-type Selector

1Q74 2023. 3. 5. 18:48

1. Description

jQuery(":last-of-type") : 각 부모Element 하위의 마지막 자식Element들중 태그이름이 같은 것을 찾는다.


2. Example

#1버튼을 클릭하면 <td>하위의 마지막 <h4>Element를 찾아 배경색을 변경한다. 버튼을 클릭할 때마다 스타일이 토글된다.


[1q74.tistory.com] javascript/jquery/selector/last-of-type
child#1-1

child#1-2

child#1-3

child#2-1

child#2-2

child#2-3

child#2-4

child#3-1

child#3-2




[HTML Code]
[//HTML Code]

3. Code

더보기
<!-- ---------------------------------------------------------
  --
  -- Author: 1q74.tistory.com
  --
  --------------------------------------------------------- -->
<!doctype html>
<html lang="ko">
<head>
<meta charset="utf-8">
<title>[1q74.tistory.com] javascript/jquery/selector/last-of-type</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.3/jquery.min.js"></script>
</head>
<body>

	<div name="_1q74-example-root">
		<div name="_1q74-example-1">
			<table border="1">
				<tr>
					<td>child#1-1</td>
					<td>
						<h4>child#1-2</h4>
						<h4>child#1-3</h4>
					</td>
				</tr>
				<tr>
					<td>child#2-1</td>
					<td>
						<h4>child#2-2</h4>
						<h4>child#2-3</h4>
						<h4>child#2-4</h4>
					</td>
				</tr>
				<tr>
					<td>child#3-1</td>
					<td><h3>child#3-2</h3></td>
				</tr>
			</table>
		</div>

		<div name="_1q74-example-bottom">
			<br/>
			<button name="btn-find">#1. $("[name='_1q74-example-1'] tr td h4:last-of-type")</button><br/>
		</div>
	</div>

	<hr/>
	<h5>[HTML Code]</h5>
	<div name="_1q74-source">
	</div>
	<h5>[//HTML Code]</h5>

<script>
var btnFind = $("[name='_1q74-example-bottom'] [name='btn-find']");
var elements =  $("[name='_1q74-example-1'] tr td h4:last-of-type");

btnFind.click(function() {
	if(!elements.is("[style]")) {
		elements.css("background", "#68098C");
	} else {
		elements.removeAttr("style");
	}
});

// ------------------------------------------------------
// 소스출력
// ------------------------------------------------------
var textSource = $("[name='_1q74-source']");
var exampleHtml = $("[name='_1q74-example-root']").html();
var specialCharLines = textSource.text(exampleHtml).html().split("\n");

textSource.html(specialCharLines.join("<br/>").replaceAll("\t", "&nbsp;&nbsp;"));
</script>
<style>
[name="_1q74-example-root"] {
	min-height: 170px;
}

[name="_1q74-example-1"] {
	min-height: 140px;
}

[name="_1q74-example-root"] [type="image"]{
	width: 100px;
}

[name="_1q74-example-1"] td {
	min-width: 100px;
	min-height: 30px;
}

[name|="_1q74-example"] button
,[name="_1q74-source"] button {
	background: lightgray;
	border: 5px outset;
	min-height: 30px;
}

[name|="_1q74-example"] button:active
,[name="_1q74-source"] button:active {
	border: 2px inset;
	min-height: 30px;
}
</style>

</body>
</html>

4. File

[javascript][jquery][selector]last-of-type.html
0.00MB


5. See also

pseudo-class, useversal-selector, jquery-extensions


6. Reference

https://api.jquery.com/last-of-type-selector/