How to replace html code with JavaScript

Method to replace html code: 1. Use the "document.getElementById("id value")" statement to obtain the specified html code object based on the id value; 2. Use "HTML element code object.innerHTML=" after replacement The code "" statement replaces the specified html code.

The operating environment of this tutorial: Windows 10 system, JavaScript version 1.8.5, Dell G3 computer.

How to replace html code with JavaScript

In js, you can change the html code through the innerHTML attribute. The following example explains how to replace html in div with js.

The example is as follows:

1. Create a new html file, named test.html, to explain how to replace the html in the div with js. Create a div and set the id attribute of the div to mydiv, which is mainly used to obtain the div object using js below. Within the div tag, use the span tag to create a piece of text content.

Use the button tag to create a button with the button name "Replace". Bind the onclick click event to the button button. When the button is clicked, the tihuan() function is executed.

2. In the test.html file, in the js tag, create the tihuan() function. Within the function, use the getElementById() method to obtain the div object. Within the tihuan() function, use the innerHTML attribute to replace the html content in the div object, for example, replace it with the red "Baidu Experience" text.

Open the test.html file in the browser, click the button to view the replaced html content in the div.

After clicking the button:

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