<!DOCTYPE html>
<html lang="ko">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Vue3</title>
<script src="https://unpkg.com/vue@next"></script>
</head>
<body>
<!-- json 데이터 샘플 -->
<a href="https://jsonplaceholder.typicode.com/" target="_blank">json 데이터 샘플</a><br><br>
<div id="app">
<input type="file" @change="onFileChange">
<p>읽어 들인 데이터
{{loadData}}
</p>
</div>
<script>
const JsonFileUpload = {
data() {
return {
loadData:''
}
},
methods: {
onFileChange(e){
const file =e.target.files[0];
if(file){
console.log(file);
const reader =new FileReader();
const thisParent=this;
reader.onload=function(e){
const jsonToArray=JSON.parse(e.target.result);
thisParent.loadData=jsonToArray;
},
reader.readAsText(file);
}
}
},
}
Vue.createApp(JsonFileUpload).mount('#app');
</script>
</body>
</html>
vue
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