sidebar:/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ swan-getBatteryInfoSync

sidebar:/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ swan-getBatteryInfoSync
/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 方法参数/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/
- /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 返回值说明/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/
/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 示例
/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ Bug/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ &/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ Tip/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/

title:/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ swan.getBatteryInfoSync header:/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ develop nav:/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ api

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 基础库/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 3.30.2/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 开始支持，低版本需做兼容处理。

解释：/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 获取当前设备电量同步接口，ios系统不可用。

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 方法参数/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/

无

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 返回值说明/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/

|参数名/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ |类型/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ |说明| |——/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ |/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ ——/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ |/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ ——/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ | |level/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ |string/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ |/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 设备电量，/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 范围为1-100| |isCharging/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ |/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ boolean/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ |/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 设备是否正在充电|

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 示例

在开发者工具中预览效果

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 扫码体验

sidebar:/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ swan-getBatteryInfoSync - 图1

“/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ class=”demo-qrcode-image”/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /> /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 请使用百度APP扫码

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 图片示例

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ sidebar:/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ swan-getBatteryInfoSync - 图2

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 代码示例/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/

*/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 在/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ js/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 文件中

let/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ res/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ =/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ swan.getBatteryInfoSync();
///uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 基础库/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 3.140.1/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 之前，无法判断接口是否调用失败
///uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 基础库/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 3.140.1/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 及以后，通过/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ instanceof/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 来判断接口是否调用失败
if/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ (!(res/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ instanceof/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ Error))/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ {
/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ console.log('当前设备电量值：',/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ res.level);
/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ console.log('当前设备是否正在充电：',/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ res.isCharging);
}
else/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ {
/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ console.log('getBatteryInfoSync/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ fail',/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ res.errMsg/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ ||/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ res.message);
}

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ Bug/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ &/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ Tip/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/

/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ iOS/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 不可用时，返回值/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ level/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 为100，/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ isCharging/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 为true。 /uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 基础库/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 3.140.1/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 之前，无法判断接口是否调用失败。 */uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 基础库/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 3.140.1/uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys//uploads/projects/swan-docs/program-docs/docs/develop/api/device_sys/ 及以后，接口调用失败时会返回一个标准的Error对象，可通过instanceof来判断接口是否调用失败。