```
import isLeapYear from "@nutpi/leap-year"
import { abilityAccessCtrl, PermissionRequestResult, common } from '@kit.AbilityKit';
import { BusinessError } from '@kit.BasicServicesKit';
@Entry
@Component
struct Index {
@State flag: boolean = true;
```
import isLeapYear from "@nutpi/leap-year"
import { abilityAccessCtrl, PermissionRequestResult, common } from '@kit.AbilityKit';
import { BusinessError } from '@kit.BasicServicesKit';
@Entry
@Component
struct Index {
@State flag: boolean = true;
```
import isLeapYear from "@nutpi/leap-year"
import { abilityAccessCtrl, PermissionRequestResult, common } from '@kit.AbilityKit';
import { BusinessError } from '@kit.BasicServicesKit';
@Entry
@Component
struct Index {
@State flag: boolean = true;