>[danger] 隶属于 PxTools  文件名: `pxtools.util.TagAPI.java` ``` import com.pxpmc.tools.eventcontroller.tag.PlayerTag; import com.pxpmc.tools.eventcontroller.tag.TagManager; import org.bukkit.entity.Player; /** * 玩家标签操作api * 需要[PxTools1.12.0+] */ class TagAPI { /** * 玩家是否具有某个标签 * * @param player 玩家 * @param tag 标签 * @return */ static boolean has(Player player, String tag) { if (tag == null || tag.trim().length() == 0) return false; PlayerTag playerTag = TagManager.getPlayerTag(player); return playerTag.has(tag); } /** * 给玩家添加某个标签 * * @param player 玩家 * @param tag 标签 */ static boolean add(Player player, String tag) { if (tag == null || tag.trim().length() == 0) return false; PlayerTag playerTag = TagManager.getPlayerTag(player); return playerTag.add(tag); } /** * 移除玩家某个标签 * * @param player 玩家 * @param tag 标签 */ static boolean remove(Player player, String tag) { if (tag == null || tag.trim().length() == 0) return false; PlayerTag playerTag = TagManager.getPlayerTag(player); return playerTag.remove(tag); } } ```