使用u-view上传图片

html模块

// 单张图片

							

// 多张图片
					
					

vue 代码段

// 参数
fileList: [], // 图片文件
multipleImgs: [], // 多张图片
action: '你的地址',
sizeType: ['compressed'],

// 方法段
// 文件超出大小限制
			oversize() {
				uni.showToast({
					title: "图片最大不能超过2M",
					icon: 'none'
				})
			},
// 读取文件 -- 单个
			afterRead() {
				this.multipleUpload(this.$refs.uUpload.lists, 0)
			},
			// 读取文件 多张图片上传
			afterReadImgs(event) {
				this.multipleUpload(this.$refs.uUploadMultiple.lists, 2)
			},
			// 多张图片上传
			multipleUpload(event, type) {
				let that = this;
				let num = 9;
				event.map(item => {
					if (num === event.length) {
						uni.showToast({
							title: '最多上传9张图片',
							icon: 'none'
						})
						return
					}
					num += 1
					if(item.file){
						that.uploadDo(item, type)
					}
				})
			},
			// 执行上传
			uploadDo(event, type) {
				let that = this;
				uni.uploadFile({
					url: "请求地址",
					filePath: event.file.path,
					name: 'uploadFile',
					formData: {
						user: 'test'
					},
					success(res) {
						let resp = JSON.parse(res.data)
						if (resp && resp.state === 200) {
							let obj = {};
							obj.url = that.requestUrl.api.fileUrl + resp.data.path
							obj.name = '图' + that.avatar.length + 1
						    that.fileList= []
							that.fileList.push(obj)
							that.$refs.uUpload.clear()
						}
					}
				});
			},
// 删除店内图片
			deleteImgs(index, lists, name) {
				this.deleteDo(index)
			},
			// 执行删除
			deleteDo(event) {
				let that = this
				let delList = this.multipleImgs.splice(event, 1) 
				let paths = delList.map(_ => _.url)
				let params = {
					pathList: paths
				}
				that.$ajax.post("删除图片接口", params).then(res => {
					if (res.statusCode === 200 && res.data.state === 200) {
						console.log("删除图片")
					} else {
						uni.showToast({
							title: res.data.message,
							icon: 'none'
						})
					}
				})
			},