vue上传图片预览
<input type="file" id="uploadImage" @change="changeFile">
<img :src="images" />
changeFile(e){
console.log(e)
let file = e.target.files[0];
let reader = new FileReader();
reader.readAsDataURL(file);
reader.onload = () =>{
this.images = reader.result;
console.log(reader)
}
},

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