在编目或流内过程中使用的一种作业控制语句,可用来对包含在过程中的符号参数赋予系统设定值。对流内过程,用来标志过程的开始。 A job control statement used in cataloged or in-stream procedures. It can be used to assign default values for symbolic parameters contained in a procedure. For in-stream procedures, it is used to mark the beginning of the procedure.
(编程语言中)带有或不带有参数的块,其执行是由过程调用所请求的。 A block, with or without formal parameters, the execution of which is invoked by means of a procedure call.