/give @p diamond_sword 1 0 {AttributeModifiers:[{Operation:0,UUIDLeast:1,UUIDMost:1,AttributeName:"generic.attackSpeed",Amount:7,Slot:"mainhand",Name:"随便打"},{Operation:0,UUIDLeast:2,UUIDMost:2,AttributeName:"generic.attackDamage",Amount:239,Slot:"mainhand",Name:"随便打"}]}
就这个指令如果只是单独设定速度或攻击力的话都可以，为什么放在一起后就总显示数据标签分析失败