TestRCE
Method1: Lua错误 在模块:RCE的第3行:attempt to call field 'execute' (a nil value)
Method2: Lua错误 在模块:RCE的第6行:attempt to index global 'io' (a nil value)
Method3: Lua错误 在模块:RCE的第11行:attempt to call field 'execute' (a nil value)
Method5: true:table
Method6: false:attempt to call a nil value
Method7: VERSION=Lua 5.1 os=table execute=nil