August 3, 2018
Useful list of TSO/ISPF Commands
![Useful list of TSO/ISPF Commands](http://www.techtricky.com/wp-content/themes/ribbon-lite/images/nothumb-featured.png)
1) To view the structure (details like starting position, end position, length and type of fields) of a copybook – This can be viewed from FILEAID option 8. 2) To Copy a member from one PDS to Another: Open the first PDS using 3.4, and type C before the member and ENTER it will ask