FILE OPEN

This command will return an integer value of one if the file specified by the file number is open, otherwise zero is returned.

  Syntax 
Return Integer=FILE OPEN(File Number)
  Parameters 
File Number
Integer
The file number of a open file

  Returns

Will return an integer value of one if the file specified by the file number is open, otherwise zero is returned

  Example Code 
cls

open to read 1,"data.dat"

if file open(1)=1

while file end(1)=0

read string 1,a$

print "string= "+a$

endif

endwhile

close file 1

do

loop

end
  See also

FILE Commands Menu
 Index