<!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>
</head>
<body>
<input type="file" onchange="upload(this.files)" multiple/>
</body>
<script>
function upload(f) {
for (var i = 0; i < f.length; i++) {
var reader = new FileReader();
reader.readAsDataURL(f[i]);
reader.onload = function (e) {
const base64Img = e.target.result
console.log(base64Img)
}
}
}
</script>
</html>
複製代碼