js obtains and sets the display value of the p tag through the html() and text() methods

This article mainly introduces js to obtain and set the display value of the p tag through the html() and text() methods. Friends who need it can refer to the

html() method

This method is similar to the innerHTML attribute in JavaScript and can be used to read or set the HTML content in an element. To get the content of an element, you can do this:

Copy code The code is as follows:

var p_html = $("p").html(); //获取p元素的HTML代码

If you need to set the HTML code of an element, you can also Use this method, but you need to pass it a parameter. For example, to set the HTML code of the p element, you can use the following code:

Copy code The code is as follows:

//设置p元素的HTML代码 
$("p").html("欢迎您访问简明现代魔法图书馆～～");

Note: The html() method can be used XHTML documents, but not XML documents.
text() method
This method is similar to the innerText attribute in JavaScript and can be used to read or set the text content in an element. Continue to use the above HTML code and use the text() method to operate on the p element:

Copy code The code is as follows:

var p_text = $("p").text(); //获取p元素的文本内容

with the html() method Similarly, if you need to set text content for an element, you also need to pass a parameter. For example, to set text content for the p element, the code is as follows:

Copy code The code is as follows:

// 设置p元素的文本内容 
$("p").text("欢迎您访问简明现代魔法图书馆～～");

Please pay attention to the following two points:
In JavaScript The innerText property does not work under the Firefox browser, but jQuery's text() method supports all browsers.
The text() method is valid for both HTML documents and XML documents.
When displaying the friend list, set in the e388a4556c0f65e1904146cc1a846bee94b3e26ee717c64999d7867364b1b4a3 element that displays the friend’s name: 0902c5e87743c2c26b0dd04c4b8b3f6694b3e26ee717c64999d7867364b1b4a3, like this js The file can dynamically obtain the id of the e388a4556c0f65e1904146cc1a846bee94b3e26ee717c64999d7867364b1b4a3 element, and successfully assign the value through the text() method $("#p" userId).text(name);

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