element-ui点击查看大图的方法示例

<!-- template插槽 -->
<template slot-scope="scope">

	<div class="demo-image__preview">
	 <el-image 
	  style="width: 100%; height: 100%"
	  :src="scope.row.pic" 
	  :preview-src-list="srcList"
	  >
	 </el-image>
	</div>
	
</template>

data() {
  return {
   data: [], // 所有数据
   srcList: [], //大图
},
mounted(){
	this.$http.get("/data.json").then((res) => {
	  this.data = res.data;
	  this.data.forEach((item) => {
	    this.srcList.push(item.pic);
	  });
	});
}