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29 lines
966 B
Plaintext
29 lines
966 B
Plaintext
The '''ACCESS''' clause is used in a networking {{KW|OPEN}} statement. DOS 3.1 or above only!
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{{PageSyntax}}
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:OPEN "file.dat" FOR APPEND ['''ACCESS {READ|WRITE}'''] AS #1
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{{PageDescription}}
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''Valid Options:''
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*Default: When specified, all other processes are denied file access.
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*READ: When specified, read access is denied to other file procedures.
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*WRITE: When specified, write access is denied to other file procedures.
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*READ WRITE: When specified any access is denied to other file procedures.
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''Limitations:''
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* Requires that the DOS '''SHARED.EXE''' program be run for QBasic to use networking access modes.
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*If another process already has access to a specified file, program access is denied for that file OPEN access. A "Permission Denied" error 70 will be returned. A network program must be able to handle a denial of access error.
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{{PageSeeAlso}}
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* [[LOCK]], [[LOCK (access)]]
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* [[OPEN]]
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* [[ON ERROR]]
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{{PageNavigation}} |