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							- class LocalStorage {
 
-     static instance: LocalStorage = null;
 
-     //保存关卡
 
-     saveLvDt(curLv: number) {
 
-         localStorage.setItem("curLv", JSON.stringify(curLv));
 
-     }
 
-     //获取关卡
 
-     getLvDt(): number {
 
-         const jsonStr = localStorage.getItem("curLv")
 
-         return JSON.parse(jsonStr);
 
-     }
 
-     //保存玩家名字
 
-     savePlayerName(name: string) {
 
-         localStorage.setItem(`PlayerName`, JSON.stringify(name));
 
-     }
 
-     //获取玩家名字
 
-     getPlayerName(): string {
 
-         const jsonStr = localStorage.getItem(`PlayerName`)
 
-         return JSON.parse(jsonStr);
 
-     }
 
-     //金币
 
-     saveGold(num: number) {
 
-         localStorage.setItem(`Gold`, JSON.stringify(num));
 
-     }
 
-     getGold(): number {
 
-         const jsonStr = localStorage.getItem(`Gold`)
 
-         return JSON.parse(jsonStr);
 
-     }
 
-     //钻石
 
-     saveDiamond(num: number) {
 
-         localStorage.setItem(`Diamond`, JSON.stringify(num));
 
-     }
 
-     getDiamond(): number {
 
-         const jsonStr = localStorage.getItem(`Diamond`)
 
-         return JSON.parse(jsonStr);
 
-     }
 
- }
 
- export const localDt: LocalStorage = LocalStorage.instance = new LocalStorage();
 
 
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