elementplus点击按钮直接预览图片

引用：https://blog.csdn.net/this_zq/article/details/134535539

  <el-image-viewer
        v-if="showImagePreview"
        :zoom-rate="1.2"
        @close="closePreview"
        :url-list="imgPreviewList"
    />

const showImagePreview = ref(false)
const imgPreviewList = ref([])

const showGameStrategy = (url)=>{
  if (!url){
    ElMessage.warning("该攻略没有图片")
  }
  
  showImagePreview.value = true
  imgPreviewList.value = [IMG_PREFIX+url]

}


const closePreview = ()=>{
  imgPreviewList.value = []
  showImagePreview.value = false
}