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qb64/internal/help/ACCESS.txt
Luke Ceddia b586eafd3b Integrated _BLINEINPUT into regular LINE INPUT for BINARY files
LINE INPUT will now use the faster method if passed a file handle
that has been opened FOR BINARY. As such, the _BLINEINPUT command
has been removed.

qb64.bas now takes advantage of this for reading from '$include files,
at least in Include Manager 1. Some tweaking of internal/source/main.txt
was required to get things into a sane state, so I'm holing off changing
the compiler any further so the auto-builder can make sure everything's
smoothed over.

Note: Everything should still compile as normal; I'm just being overcautious.
2014-07-27 00:06:17 +10:00

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The '''ACCESS''' clause is used in a networking {{KW|OPEN}} statement. DOS 3.1 or above only!
{{PageSyntax}}
:OPEN "file.dat" FOR APPEND ['''ACCESS {READ|WRITE}'''] AS #1
{{PageDescription}}
''Valid Options:''
*Default: When specified, all other processes are denied file access.
*READ: When specified, read access is denied to other file procedures.
*WRITE: When specified, write access is denied to other file procedures.
*READ WRITE: When specified any access is denied to other file procedures.
''Limitations:''
* Requires that the DOS '''SHARED.EXE''' program be run for QBasic to use networking access modes.
*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.
{{PageSeeAlso}}
* [[LOCK]], [[LOCK (access)]]
* [[OPEN]]
* [[ON ERROR]]
{{PageNavigation}}