Call: Difference between revisions
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CALL ''procedurename[(''argList'')] | CALL ''procedurename''[(''argList'')] | ||
'''Description''' | '''Description''' |
Revision as of 03:52, 29 June 2012
CALL procedurename[(argList)]
Description
CALL is an explicit method of executing a FUNCTION procedure or a SUB procedure. The required component, procedurename, is any procedure name. The optional component, argList, is a comma-delimited list of variables to pass to the called procedure. The CALL keyword is optional, procedures can be executed without the keyword, as
name[(argList)]
Example
REM CALL Example 'CALL explicitly executes a procedure CALL Welcome CALL Message("NS Basic/App Studio is excellent.") Wave FUNCTION Welcome PRINT "Hello World!" END FUNCTION FUNCTION Message(Text) PRINT "Message: " & Text END FUNCTION SUB Wave PRINT "Goodbye! " END SUB
Output
Hello World! Message: NS Basic/App Studio is excellent. Goodbye!