LogiView

Command 'close'

     

This command closes a file that has previously been opened for read or write access using 'open'.

This command must not be called in a conditional instruction.
 

Syntax:

  close({INT_VAR})
 

I/O parameters:

{INT_VAR} Integer variable with file ID number (is assigned when opening the file).
-  
 

Return value:

 
-  
 

Return code:

 
0 No errors during command execution.
 

Example:

  Declaration of Variables
 
60 DOCU_INT_1=open(DOCU_STRING_1,"a")
70 DOCU_STRING_1="Part of a longer example."
80 writeln(DOCU_INT_1,DOCU_STRING_2)
90 close(DOCU_INT_1)
  Result:
  The string expression "Part of a longer example." is added to the file that has been opened for write access in DOCU_STRING_1. The file is subsequently closed.

Functions and commands: File Interface