uniapp 更新

       // #ifdef APP-PLUS
            // app更新检测
            checkVersion() {
                // 获取应用版本号
                let version = plus.runtime.version

                //检测当前平台,如果是安卓则启动安卓更新
                uni.getSystemInfo({
                    success: res => {
                        this.updateHandler(res.platform, version)
                    }
                })
            },
            // 更新操作
            updateHandler(platform, version) {
                let data = {
                    platform: platform,
                    version: version
                }
                let _this = this;
                this.$api.getAppVersion(data,
                    res => {
                        if (res.status && res.data.lengh > 0) {
                            const info = res.data[0]
                            if (info.version !== '' && info.version > version) {
                                uni.showModal({
                                    //提醒用户更新
                                    title: '更新提示',
                                    content: info.note,
                                    success: res => {
                                        if (res.confirm) {
                                            plus.runtime.openURL(info.download_url)
                                        }
                                    }
                                })
                            }
                        }
                    }
                )
            }
            // #endif
原文地址:https://www.cnblogs.com/caihongmin/p/15047575.html