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Groups > comp.sys.acorn.programmer > #5548
| From | Bob Latham <bob@sick-of-spam.invalid> |
|---|---|
| Subject | Re: Testing for the presence of a file |
| Newsgroups | comp.sys.acorn.programmer |
| Message-ID | <5743c2acfdbob@sick-of-spam.invalid> (permalink) |
| References | <70cfbe4357.graham@graham.durain.uk> <3b32c04357.Alan.Adams@ArmX6.adamshome.org.uk> |
| Organization | None |
| Date | 2018-10-08 13:17 +0100 |
In article <3b32c04357.Alan.Adams@ArmX6.adamshome.org.uk>, Alan Adams <alan@adamshome.org.uk> wrote: > In message <70cfbe4357.graham@graham.durain.uk> > Graham Pickles <graham@durain.uk> wrote: > > I'm having a senior moment! What is the simplest method of determining > > in a Basic (RiscOs 4.02) program whether a named file exists in a > > particular directory? > > e.g. A file called test might/might not exist in my <Data$Dir> > > directory. If it exists then I wish to remove it but don't want to > > create an error if it doesn't exist! > > Regards to all, > X=OPENIN(TESTFILE$) > IF X=0 THEN > PRINT "FILE "+TESTFILE$+" DOES NOT EXIST" > ELSE > CLOSE#X > PRINT "FILE "+TESTFILE$+" EXISTS" > ENDIF Okay, complication of "in Basic" but isn't "OS_File 17" the way to go with a bit of oscli perhaps? Cheers, Bob. -- Bob Latham Stourbridge, West Midlands
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Testing for the presence of a file Graham Pickles <graham@durain.uk> - 2018-10-08 12:35 +0100
Re: Testing for the presence of a file Alan Adams <alan@adamshome.org.uk> - 2018-10-08 12:50 +0100
Re: Testing for the presence of a file Bob Latham <bob@sick-of-spam.invalid> - 2018-10-08 13:17 +0100
Re: Testing for the presence of a file Alan Adams <alan@adamshome.org.uk> - 2018-10-08 14:24 +0100
Re: Testing for the presence of a file Bob Latham <bob@sick-of-spam.invalid> - 2018-10-08 14:22 +0100
Re: Testing for the presence of a file "John Williams (News)" <UCEbin@tiscali.co.uk> - 2018-10-08 14:42 +0100
Re: Testing for the presence of a file Graham Pickles <graham@durain.uk> - 2018-10-09 09:33 +0100
Re: Testing for the presence of a file "John Williams (News)" <UCEbin@tiscali.co.uk> - 2018-10-09 23:59 +0100
Re: Testing for the presence of a file "John Williams (News)" <UCEbin@tiscali.co.uk> - 2018-10-08 14:50 +0100
Re: Testing for the presence of a file "John Williams (News)" <UCEbin@tiscali.co.uk> - 2018-10-08 14:53 +0100
Re: Testing for the presence of a file jgh@mdfs.net - 2018-10-21 19:57 -0700
Re: Testing for the presence of a file jgh@mdfs.net - 2018-10-21 20:00 -0700
Re: Testing for the presence of a file jgh@mdfs.net - 2018-10-21 19:55 -0700
Re: Testing for the presence of a file Matthew Phillips <spam2011m@yahoo.co.uk> - 2018-10-23 07:43 +0100
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