GCB_GETL

Get scalar LOGICAL graphics attribute value

Invocation

CALL GCB_GETL( NAME, OK, LVAL, STATUS )

Description

Gets scalar LOGICAL graphics attribute value from the current GCB. An attribute may or may not have a current value - OK is set accordingly. If the attribute has no value then LVAL is not altered.

Arguments

• NAME = CHARACTER*(*) (given)
  Name of attribute to be read
• OK = LOGICAL (returned)
  Attribute value is set?
• LVAL = LOGICAL (returned)
  The value of the attribute
• STATUS = INTEGER (given and returned)
  The global status.

References

• GCB Subroutine Guide