hs_hzl_uniapp_ml/pageA/officefile/index.vue

<template>
	<view>
		<button @click="previewFile">预览文件</button>
	</view>
</template>

<script>
	export default {
		data() {
			return {

			}
		},
		methods: {
			previewFile() {
				uni.showLoading({
					title: '加载中'
				})

				uni.downloadFile({
					url: "http://114.115.142.166:8087/down/0OR9jtcjJHMj.xlsx", //后端返回的文件地址
					filePath: wx.env.USER_DATA_PATH + '/gwy.xls',
					// filePath: wx.env.USER_DATA_PATH + '/' + item.name + '.' + item.value.split('.')[item.value.split('.').length - 1],
					success: function(res) {
						if (res.statusCode === 200) {
							uni.openDocument({
								showMenu: true,
								filePath: res.filePath,
								success: function(res) {
									console.log(res, '打开文件成功')
								},
								fail: (err) => {
									uni.showToast({
										title: '打开文件失败请重试',
										icon: 'none'
									})
								}
							})
						} else {
							uni.showToast({
								title: '打开文件失败请重试',
								icon: 'none'
							})
						}
						uni.hideLoading()
					},
					fail: (err) => {
						uni.hideLoading()
						uni.showToast({
							title: '加载失败请重试',
							icon: "none"
						})
					}
				})

			}
		}
	}
</script>

<style>

</style>