QBasic 1.1: LOF Function

Explanation

Returns the length of a file in bytes.

Useful and cross-version information about the programming environments of QBasic, QuickBasic and Visual Basic for DOS.

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LOF(filenumber%)

filenumber%

The number of an open file.


INPUT "Enter filename: "; f$
OPEN f$ FOR BINARY AS #1
PRINT "File length = "; LOF(1)
CLOSE