vue 图片加载失败，加载默认图片方法

template

 <img  :onerror="errorUserPhoto" :src="'Ecp.Picture.view.img?pictureId=' + head_pic" />

script

import userPhoto from '@/assets/images/userPhoto.jpg'
data() {
    return {
      errorUserPhoto:'this.src="' + userPhoto + '"',
    }
}