金币系统，指令发笔记本

/scoreboard objectives add §e金币 dummy

/scoreboard objectives add xzb dummy

/scoreboard objectives setdisplay sidebar §e金币 descending

命令方块必填

scoreboard players reset * §e金币execute @a~~~ scoreboard players operation @s §e金币 = @s xzb

银行系统选做

将钻石换成金币

/clear @p diamond 0 1

scoreboard players add @p[r=5] xzb 1

execute @p ~ ~ ~ tellraw @s {"rawtext":[{"text":"§l§4兑换成功！"},{"text":"\n§l§r§l§e您§3目§9前§e金币§3为§r§r§l："},{"score":{"name":"@s","objective":"xzb"}}]}

playsound random.orb @p

将货币换成钻石scoreboard players remove @p[r=5,scores={xzb=1..}] xzb 1

give @p diamond