手册:Minecraft:difficulty filter

应填在"conditions"下方

可填入值列表：

"peaceful" 和平

"esay" 简单

"normal" 普通

"hard" 困难

{
    "conditions": [
        {
            "minecraft:difficulty_filter": {
                "min": "easy",
                "max": "hard"
            }
        } 
    ]
}