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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>验证码</title>
</head>
<body>
<div>
<p>方式一：获取图片</p>
<img id="imageCode" src="http://localhost:8888/verificationCode/getImage" alt="" onclick="changeImage()">
<p>verifyToken：查看Responses Headers</p>
</div>
<hr>
<div>
<p>方式二：获取base64图片编码</p>
<img src="" alt="" id="base64ImageCode" onclick="changeBase64Image()">
<p id="verifyToken"></p>
</div>
<script type="text/javascript">
function changeImage() {
document.getElementById('imageCode').src = "http://localhost:8888/api/verificationCode/getImage?time=" + new Date().getTime();
}
var url = "http://localhost:8888/api/verificationCode/getBase64Image";
function changeBase64Image() {
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function () {
if (xhr.readyState == 4 && xhr.status == 200) {
var result = JSON.parse(xhr.responseText);
document.getElementById('base64ImageCode').src = result.data.image;
document.getElementById('verifyToken').innerText = "verifyToken：" + result.data.verifyToken;
}
};
xhr.open("GET", url, true);
xhr.send(null);
}
changeBase64Image();
</script>
</body>
</html>