diff options
Diffstat (limited to 'doc/tell.n')
| -rw-r--r-- | doc/tell.n | 12 |
1 files changed, 8 insertions, 4 deletions
@@ -5,10 +5,10 @@ '\" See the file "license.terms" for information on usage and redistribution '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. '\" -'\" RCS: @(#) $Id: tell.n,v 1.2 1998/09/14 18:39:55 stanton Exp $ +'\" RCS: @(#) $Id: tell.n,v 1.3 1999/05/05 01:19:43 stanton Exp $ '\" .so man.macros -.TH tell n 7.5 Tcl "Tcl Built-In Commands" +.TH tell n 8.1 Tcl "Tcl Built-In Commands" .BS '\" Note: do not modify the .SH NAME line immediately below! .SH NAME @@ -19,8 +19,12 @@ tell \- Return current access position for an open channel .SH DESCRIPTION .PP -Returns a decimal string giving the current access position in -\fIchannelId\fR. +.VS 8.1 +Returns an integer string giving the current access position in +\fIchannelId\fR. This value returned is a byte offset that can be passed to +\fBseek\fR in order to set the channel to a particular position. Note +that this value is in terms of bytes, not characters like \fBread\fR. +.VE 8.1 The value returned is -1 for channels that do not support seeking. |