command /h [<text>]:
    trigger:
        if arg 1 is "hide":
            send "&c他のプレイヤーを&6非表示&7にしました。"
            hide all players from player
            hide the player from all players
        if arg 1 is "show":
            send "&a他のプレイヤーを表示しました。"
            reveal all players from player
            reveal the player from all players
        if arg 1 is not set:
            send "&7使用法:/sh <hide/show>"