【MCBE】雷达系统 检测附近是否有玩家 或生物 逃生类服务器必备

前置指令：

1.scoreboard objectives add fj dummy

主体指令:

1.scoreboard players set @a fj 1 循环无条件保持开

2.execute @a ~~~ execute @e[r=10,rm=1,type=!item] ~~~ scoreboard players set @a[r=10] fj 2 连锁无条件模式开启

3.execute @a ~~~ execute @e[r=5,rm=1,type=!item] ~~~ scoreboard players set @a[r=5] fj 3 后面的都一样

4.replaceitem entity @a[scores={fj=1}] slot.hotbar 8 wool 1 5 {"minecraft:item_lock":{"mode":"lock_in_slot"}}

5.replaceitem entity @a[scores={fj=2}] slot.hotbar 8 wool 1 4 {"minecraft:item_lock":{"mode":"lock_in_slot"}}

6.replaceitem entity @a[scores={fj=3}] slot.hotbar 8 wool 1 14 {"minecraft:item_lock":{"mode":"lock_in_slot"}}