Ikjeft1B Return CodesIbm jcl tutorial manual tips, jcl reference, mainframe jcl, sample jcl, jcl mainframe, mvs jcl, jcl basics, jcl interview questions, study material basics. Jcl tutorial book books with examples of program jcl source codes examples jcl questions job control language os. Ve created a massive ispf 3. And just want to simply ispf edit and save it when done. Ispf batch is not my best skillmy job.