inmessage subgroup
The part of a message handler (MH) incoming group that specifies actions to be taken after a complete message has arrived at the message control program (MCP).; 報(bào)文處理程序(MH)輸入組的一部分,它指出在一份完整的報(bào)文到達(dá)報(bào)文控制程序(MCP) 之后要做的動(dòng)作。