diff options
Diffstat (limited to 'doc/Tcl.n')
| -rw-r--r-- | doc/Tcl.n | 66 |
1 files changed, 40 insertions, 26 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. '\" -'\" SCCS: @(#) Tcl.n 1.128 96/08/26 12:59:50 +'\" SCCS: @(#) Tcl.n 1.130 97/10/15 10:16:41 ' .so man.macros -.TH Tcl n "" Tcl "Tcl Built-In Commands" +.TH Tcl n "8.1" Tcl "Tcl Built-In Commands" .BS .SH NAME Tcl \- Summary of Tcl language syntax. @@ -111,47 +111,61 @@ special processing. The following table lists the backslash sequences that are handled specially, along with the value that replaces each sequence. .RS -.TP 6 +.TP 7 \e\fBa\fR Audible alert (bell) (0x7). -.TP 6 +.TP 7 \e\fBb\fR Backspace (0x8). -.TP 6 +.TP 7 \e\fBf\fR Form feed (0xc). -.TP 6 +.TP 7 \e\fBn\fR Newline (0xa). -.TP 6 +.TP 7 \e\fBr\fR Carriage-return (0xd). -.TP 6 +.TP 7 \e\fBt\fR Tab (0x9). -.TP 6 +.TP 7 \e\fBv\fR Vertical tab (0xb). -.TP 6 +.TP 7 \e\fB<newline>\fIwhiteSpace\fR -A single space character replaces the backslash, newline, and all -spaces and tabs after the newline. -This backslash sequence is unique in that it is replaced in a separate -pre-pass before the command is actually parsed. -This means that it will be replaced even when it occurs between -braces, and the resulting space will be treated as a word separator -if it isn't in braces or quotes. -.TP 6 +. +A single space character replaces the backslash, newline, and all spaces +and tabs after the newline. This backslash sequence is unique in that it +is replaced in a separate pre-pass before the command is actually parsed. +This means that it will be replaced even when it occurs between braces, +and the resulting space will be treated as a word separator if it isn't +in braces or quotes. +.TP 7 \e\e Backslash (``\e''). -.TP 6 -\e\fIooo\fR -The digits \fIooo\fR (one, two, or three of them) give the octal value of -the character. -.TP 6 -\e\fBx\fIhh\fR -The hexadecimal digits \fIhh\fR give the hexadecimal value of -the character. Any number of digits may be present. +.VS 8.1 br +.TP 7 +\e\fIooo\fR +. +The digits \fIooo\fR (one, two, or three of them) give an eight-bit octal +value for the Unicode character that will be inserted. The upper bits of the +Unicode character will be 0. +.TP 7 +\e\fBx\fIhh\fR +. +The hexadecimal digits \fIhh\fR give an eight-bit hexadecimal value for the +Unicode character that will be inserted. Any number of hexadecimal digits +may be present; however, all but the last two are ignored (the result is +always a one-byte quantity). The upper bits of the Unicode character will +be 0. +.TP 7 +\e\fBu\fIhhhh\fR +. +The hexadecimal digits \fIhhhh\fR (one, two, three, or four of them) give a +sixteen-bit hexadecimal value for the Unicode character that will be +inserted. +.VE .LP Backslash substitution is not performed on words enclosed in braces, except for backslash-newline as described above. |