<div id="myPhoto" v-show="personalPhoto">
 <div class="viewPhoto">
  <img src="" alt="" id="portrait"style="width: 300px;height: 300px" />
 </div>
 <div class="listBox">
  <dl>
  <dt>請上傳圖片</dt>
  <dd>
  <input type="file"id="saveImage" name="myphoto" >
  </dd>
  </dl>
 </div>
 <div class="save">
  <input type="button" value="保存圖片" @click="imageSubmit">
 </div>
 </div>

//實時顯示該圖片在頁面
 great(){
  document.getElementById('saveImage').onchange = function () {
  var imgFile = this.files[0];
  var fr = new FileReader();
  fr.onload = function () {
  document.getElementById('portrait').src = fr.result;
  };
  fr.readAsDataURL(imgFile);
  }
 },

imageSubmit(){
  let x = document.getElementById('saveImage').files[0];
  console.log(x);
  let params = new FormData() ; //創(chuàng)建一個form對象
  params.append('file',x,x.name); //append 向form表單添加數(shù)據(jù)
  //添加請求頭 通過form添加的圖片和文件的格式必須是multipart/form-data
  let config = {
  headers:{'Content-Type':'multipart/form-data'}
  };
  this.$axios.post("/user/image",params,config)
  .then(function(res){
  console.log(res);
  this.imageSave = res.data.image;
  sessionStorage.setItem('headImg',this.imageSave); //將圖片保存，并能夠在其他地方加載顯示
  router.go(0); //刷新頁面，頭像改變
  }.bind(this))
  .catch(function (error) {
  console.log(error);
  })
 }
 },

var windowURL = window.URL || window.webkitURL;