href javascript usage

In web development, we often need to use hyperlinks to jump between web pages, and href is the most common implementation method. However, in some cases we need to implement some complex interactive effects, such as clicking a button to pop up a prompt box or implementing form submission, etc. In this case, we need to use the JavaScript code in the href attribute.

JavaScript is a scripting language that can be used to control dynamic behavior and interactive effects in web pages. Using JavaScript in the href attribute allows a hyperlink to link to a JavaScript function or code snippet, allowing for more flexible web page interaction.

The following are common uses of JavaScript in href attributes.

Using functions

<a href="javascript:myFunction()">点击我</a>

<script>
    function myFunction() {
        // 在这里编写想要执行的代码
    }
</script>

In the above code, when we click on the hyperlink, the JavaScript function myFunction() will be called. It should be noted that the JS code should be placed within the

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