IBM System 360 User Manual page 105

If you only want to delete procedure P67 from all accounts in the
following entry:
/GER~
/AA"
/BB,\
C{
112,\
2~3
) 4 \ 4f 5*6
P65 P67 P68 P67 P62 P67 P67
enter:
delete (roger
*
*)
data(p67)
the resultant entry is:
ROGER
/"
AA BE
/ ' \ +
12 23 34
*
~
*
P65 P68 P62
To delete procedure P67 from all accounts under password
HUSH
of the
following entry:
~KS~
/SEC, /USH,
999 888 777 666
~
/ " + / ,
P67 P68 P69 P67 P67 P70
enter:
delete (ks hush
*)
data(p67)
the resultant entry is:
/KS",
SECRET HUSH
/ ' " *
999 888 666
+
/"x
+
P67 P68 P69 P70
The asterisk is also used to denote a null field. For example.
assume the following entry:
MARY
+
/11"
/
777 888
\ +
AB CD EF
to delete procedure CO, enter:
delete (mary
*
777) data(cd)
~: You cannot delete a null field.
Controlling a system With TSO 99