Implementation method: 1. Bind the click event to the button and specify an event processing function; 2. Use "document.getElementById("Picture ID value").style.display="block in the event processing function The ";" statement can be set to display the image by clicking the button.
The operating environment of this tutorial: Windows 10 system, JavaScript version 1.8.5, Dell G3 computer.
How to use JavaScript to achieve the effect of a picture appearing on click
In JavaScript, you can first bind the click event to the button and formulate a time processing function. Changing the display attribute of the picture element in the event processing function allows the picture to appear when clicking the button. The example is as follows:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<style>
img{
display:none;
}
</style>
</head>
<body>
<button onclick="showimg()">显示图片</button>
<img src="1118.02.png" id="test" alt="How to use JavaScript to achieve image effect when clicked" >
<script>
function showimg(){
document.getElementById('test').style.display="block";
}
</script>
</body>
</html>Output result:
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