diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/list.n | 9 | ||||
| -rw-r--r-- | doc/seek.n | 23 |
2 files changed, 27 insertions, 5 deletions
@@ -6,7 +6,7 @@ '\" See the file "license.terms" for information on usage and redistribution '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. '\" -'\" RCS: @(#) $Id: list.n,v 1.8 2003/08/11 13:26:13 dkf Exp $ +'\" RCS: @(#) $Id: list.n,v 1.9 2004/05/17 15:16:13 dkf Exp $ '\" .so man.macros .TH list n "" Tcl "Tcl Built-In Commands" @@ -29,13 +29,14 @@ so that \fBeval\fR may be used to execute the resulting list, with its arguments. \fBList\fR produces slightly different results than \fBconcat\fR: \fBconcat\fR removes one level of grouping before forming the list, while \fBlist\fR works directly from the original arguments. -For example, the command +.SH EXAMPLE +The command .CS -\fBlist a b {c d e} {f {g h}}\fR +list a b "c d e " " f {g h}" .CE will return .CS -\fBa b {c d e} {f {g h}}\fR +\fBa b {c d e } { f {g h}}\fR .CE while \fBconcat\fR with the same arguments will return .CS @@ -5,7 +5,7 @@ '\" See the file "license.terms" for information on usage and redistribution '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. '\" -'\" RCS: @(#) $Id: seek.n,v 1.5 2001/09/14 19:20:40 andreas_kupries Exp $ +'\" RCS: @(#) $Id: seek.n,v 1.6 2004/05/17 15:16:14 dkf Exp $ '\" .so man.macros .TH seek n 8.1 Tcl "Tcl Built-In Commands" @@ -62,6 +62,27 @@ Note that \fIoffset\fR values are byte offsets, not character offsets. Both \fBseek\fR and \fBtell\fR operate in terms of bytes, not characters, unlike \fBread\fR. .VE 8.1 +.SH EXAMPLES +Read a file twice: +.CS +set f [open file.txt] +set data1 [read $f] +seek $f 0 +set data2 [read $f] +close $f +# $data1 == $data2 if the file wasn't updated +.CE + +Read the last 10 bytes from a file: +.CS +set f [open file.data] +# This is guaranteed to work with binary data but +# may fail with other encodings... +fconfigure $f -translation binary +seek $f -10 end +set data [read $f 10] +close $f +.CE .SH "SEE ALSO" file(n), open(n), close(n), gets(n), tell(n), Tcl_StandardChannels(3) |