ENFORM Reference Manual

?SHOW Command
Commands
6–16 058057 Tandem Computers Incorporated
?SHOW Command The ?SHOW command displays information about the environment of the current
ENFORM session. The syntax of the ?SHOW command is:
?SHOW








OPEN
LINK
CONTROL
LIMITS
ASSIGN [ record-name ]
user-variable-name
record-name
param-name
user-variable-name
is the name of a user variable.
record-name
is the name of an opened dictionary record description.
param-name
is the name of a parameter.
Note that if you do not terminate statement preceding a ?SHOW command with a
semicolon, the information displayed by the ?SHOW command will not reflect the
result of the statement.
Table 6-2 shows the environmental information displayed by the ?SHOW command.
Table 6-2. Environment Information Displayed by ?SHOW Command
Command Display Message
?SHOW Lists the various items that can be displayed with the ?SHOW
command.
?SHOW OPEN Lists the open record descriptions. If none have been opened,
nothing is displayed. An OPEN statement does not actually open
a physical file, but accesses the record description in the
dictionary.
?SHOW LINK Lists links that are in effect. If no record descriptions have been
linked, nothing is displayed. A LINK statement does not actually
link physical files, but accesses their record descriptions from the
internal table.
?SHOW CONTROL Displays the current values of all of the option variables. Option
variables can be changed by setting the Option Variable clauses.
Refer to the SET statement in Section 4 and the Option Variable
clauses in Section 5.
?SHOW LIMITS Displays the current space available for the symbol table, literals
and formats, LINK table, PRINT table, PARAM table, and OVER
clause table.