JCL can pass a null argument because the parm format is a length followed by the parm string. It is passing a zero-length parm.
-----Original Message----- From: IBM Mainframe Assembler List <[email protected]> On Behalf Of Paul Gilmartin Sent: Friday, September 4, 2020 10:33 AM To: [email protected] Subject: Re: Deep cuts On 2020-09-04, at 07:39:33, Gary Weinhold <[email protected]> wrote: > > Nulls > There's the conundrum of representing zero arguments in a variable-length parameter list: theres no last argument on which to set the VL bit. > What does JCL generate for an EXEC with no PARM? -- gil
