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How to get the content of html element with jquery?
- 青灯夜游Original
- 2020-11-18 15:40:365374browse
Jquery method to obtain the content of html elements: 1. Use html() to return the content of the selected element, the syntax is "$(selector).html()"; 2. Use text() to return The text content of the selected element, the syntax is "$(selector).text()".
The operating environment of this tutorial: windows10 system, jquery1.8.3. This article is applicable to all brands of computers.
[Related recommendations: jQuery video tutorial]
1. html(): Returns the original HTML document, but there may be compatibility in IE properties, as follows
- Principle: Use innerHTML()
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<p id="box">
<p class="b2">我是一个p元素</p>
<span>你好</span>
</p>
</body>
<script src="libs/jquery-1.8.3.min.js"></script>
<script type="text/javascript">
$(function(){
var str = $("#box").html();
console.log(str);
// <p>我是一个p元素</p>
// <span>你好</span>
//解释：该方法使用的是JS中的innerHTML()有些浏览器返回的结果可能不是原始文档的 HTML 源代码。例如，如果属性值只包含字母数字字符，Internet Explorer有时丢弃包裹属性值的引号
});
</script>
</html>2, text():Get the value of each element in the matching element set Merge text, including their descendants
-
.text()The method cannot be used on input elements or scripts elements,inputortextareaYou need to use the .val() method to get or set the text value - To get the value of the scripts element, use the
.html()method
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$(function(){ var str = $("#box").text();
console.log(str); // 我是一个p元素
// 你好 });2cacc6d41bbb37262a98f745aa00fbf0
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3. val() method
- #The value of the element is set through the value attribute.
This method is mostly used for input elements.
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