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blocks.
NOT INPUT FILE --Tape
files, once
opened for writing, cannot be read without first CLOSE rewinding tape
and OPEN for INPUT. This message appears when an attempt is made to read on output file:
10 OPEN 1,1,1
20 INPUT #1,A
?NOT INPUT FILE ERROR
READY.
NOT OUTPUT FILE··Tape files cannot be read and updated in place. Device 0 is the keyboard and it
cannot be written to:
10 OPEN 1,0
20 PRINT #1
?NOT OUTPUT FILE ERROR
READY.
VEAIFY-·The contents of memory and a specified file do not compare.
NOTES
118
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