NAME
tell - Return current access position for an open channel
SYNOPSIS
tell channelId
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DESCRIPTION
Returns an integer string giving the current access posi |
tion in channelId. This value returned is a byte offset |
that can be passed to seek in order to set the channel to |
a particular position. Note that this value is in terms |
of bytes, not characters like read. The value returned is
-1 for channels that do not support seeking.
SEE ALSO
file(n), open(n), close(n), gets(n), seek(n)
KEYWORDS
access position, channel, seeking
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