get-battery-info.uvue

<template>
  <view>
    <text>当前电量：{{level}}%</text>
    <text>是否充电中：{{isCharging}}</text>
  </view>
</template>

<script>
  export default {
    data() {
      return {
        level: 0,
        isCharging: false
      }
    },
    onLoad() {
      try {
        uni.getBatteryInfo({
          success: res => {
            this.level = res.level;
            this.isCharging = res.isCharging;
          }
        });
      } catch (e) {
        console.error(e.message);
        uni.showModal({
          content: e.message,
          showCancel: false
        });
      }
    }
  }
</script>