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var admin = ['zz0ggH3u/a4mw+TD']
const sql = storage.getDataStorage('euser0_1')
world.onPlayerJoin(async({entity})=>{
    entity.coin=0
    entity.exp = 0
    entity.other=[]
    entity.item=[]
    var da = await getdata(entity)
    entity.coin=da[0]
    entity.exp = da[1]
    entity.other=da[2]
    entity.item=da[3]
    
})
world.onPlayerLeave(({entity})=>{
    setdata(entity)
})
world.onChat(async ({ entity, message }) => {
    if (entity.isPlayer) {
        if (admin.includes(entity.player.userKey)) {
            if (message[0] == "$") {
            if (admin.includes(entity.player.userKey)) {
                try {
                    var code = eval(message.slice(1));
                    world.say(`~>${code}`)
                }
                catch (e) {
                    world.say(e)
                }
            }
        }}}})
async function getdata(entity){
    var id = entity.player.userId
    while(1){
        try{
            let data = await sql.get(id)
            if(!(data && data.value)){
                console.log('正在创建数据')
                await sql.set(id,[entity.coin,entity.exp,entity.item,entity.other])
                console.log('创建成功:'+JSON.stringify(data.value))
                return data.value
            }
            else{
                console.log('数据读取成功'+JSON.stringify(data.value))
                return data.value
           
            }
        }
        catch(e){
            console.log(e)
        }
    }
}



async function setdata(entity){
    var id = entity.player.userId
    while(1){
        try{
            let data = await sql.get(id)
            if(!(data && data.value)){
                console.log('没有创建数据')
                await sql.set(id,{'coin':entity.coin,'exp':entity.exp,'item':entity.item,'other':entity.other})
                console.log('创建成功:'+JSON.stringify(data.value))
                return
            }else{
                await sql.update(id,(preData) => { return {'coin':entity.coin,'exp':entity.exp,'item':entity.item,'other':entity.other} })
                let newdata = await sql.get(id)
                var n = newdata.value
                console.log('更新成功:'+JSON.stringify(newdata.value))
                return
            }
            
        }
        catch(e){
            console.log(e)
        }
    }
}

async function deldata(entity){//重要的事情说三遍：自己不要作喵！自己不要作喵！自己不要作喵！
    var id = entity.player.userId
    while(1){
        try{
            let data = await sql.get(id)
            if(!(data && data.value)){
                //console.log('没有创建数据')
                //entity.player.kick()
                return
            }else{
                await sql.remove(id)
                //entity.player.kick()
                return
            }
            
        }
        catch(e){
            console.log(e)
        }
    }
}

使用时更改列表项数，管喵Key即可

var admin = ['zz0ggH3u/a4mw+TD']
const sql = storage.getDataStorage('euser0_1')