How can unused space allocation be returned to the system when a dataset is closed?
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Can we use DISP=SHR in output file in JCL
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read all error codes like SB07?
How do you designate a comment in JCL?
I've one sequential file, that file size is LREC=100 (File contain Records like 1 to 100). Now I was increase the file size is LREC=102. My question is I want insert 00 (Two Zeros) in to the new file (That output file looks like : 00123 up to 100). How will write the SORT card in JCL. Please let me know.
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In a single step if input file is present then only need to copy into output file or else need to through a RC is it possible. Note : i want it in a single step
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