>[danger] 隶属于 PxTools  文件名: `pxtools.util.CountAPI.java` ``` import com.pxpmc.tools.eventcontroller.count.CountManager; import com.pxpmc.tools.eventcontroller.count.PlayerCounter; import org.bukkit.entity.Player; /** * 玩家计数器操作api * 需要[PxTools1.12.0+] */ class CountAPI { /** * 添加或减少 * * @param player * @param note * @param amount 负数为减少 */ static boolean add(Player player, String note, int amount) { if (amount == 0) return true; PlayerCounter playerCounter = CountManager.getPlayerCounter(player); return playerCounter.add(note, amount); } /** * 获取数量 * * @param player * @param note * @return */ static int get(Player player, String note) { PlayerCounter playerCounter = CountManager.getPlayerCounter(player); return playerCounter.get(note); } /** * 设置数量 * * @param player * @param note * @param amount */ static boolean set(Player player, String note, int amount) { PlayerCounter playerCounter = CountManager.getPlayerCounter(player); return playerCounter.set(note, amount); } } ```