标准摘要
[中文适用范围]： 描述了用于处理按记录组逻辑组织的顺序文件的任何程序的两种替代通用过程： 方法 A - 在适当级别终止后检查控制头条件；方法 B - 在启动适当水平之前检查控制头状况。 [外文原描述]： Describes two alternative general procedures for any program for precessing sequential files logically organized in groups of records: Method A - checking of control head conditions after termination of appropriate level; Method B - checking of control head condition before initiation of appropriate level.
英文名称Information processing - Program flow for processing sequential files in terms of record groups