RosettaCodeData/Task/Check-that-file-exists/True-BASIC/check-that-file-exists.basic

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2023-07-01 11:58:00 -04:00
SUB opener (a$)
WHEN EXCEPTION IN
OPEN #1: NAME f$
PRINT f$; " exists"
USE
PRINT f$; " not exists"
END WHEN
CLOSE #1
END SUB
LET f$ = "input.txt"
CALL opener (f$)
LET f$ = "\input.txt"
CALL opener (f$)
LET f$ = "docs\nul"
CALL opener (f$)
LET f$ = "\docs\nul"
CALL opener (f$)
LET f$ = "empty.tru"
CALL opener (f$)
LET f$ = "`Abdu'l-Bahá.txt"
CALL opener (f$)
END