小程序获取设备信息

// 获取设备信息

wx.getSystemInfoSync()
  // 返回的是对象

即： ↓↓↓

  {
    SDKVersion: "2.12.2"
    batteryLevel: 100
    benchmarkLevel: 1
    brand: "devtools"
    deviceOrientation: "portrait"
    devicePixelRatio: 2
    fontSizeSetting: 16
    language: "zh_CN"
    model: "iPhone 5"
    pixelRatio: 2
    platform: "devtools"
    safeArea: {
      right: 320, 
      bottom: 568, 
      left: 0, 
      top: 20, 
      width: 320
    }
    screenHeight: 568
    screenWidth: 320
    statusBarHeight: 20
    system: "iOS 10.0.1"
    version: "7.0.4"
    windowHeight: 504 // 屏高
    windowWidth: 320  //  屏宽
  }

// 获取设备网络信息

wx.getNetworkType(OBJECT)

即：↓↓↓

Promise {
  [[PromiseStatus]]: "resolved"
  [[PromiseValue]]:{
     errMsg: "getNetworkType:ok"，
     networkType: "wifi" // 网络状态
  }
}

// 拨打电话

  wx.makePhoneCall({
  phoneNumber: '即将拨打的号码' 
})