diff options
Diffstat (limited to 'doc/Tcl.n')
| -rw-r--r-- | doc/Tcl.n | 30 |
1 files changed, 20 insertions, 10 deletions
@@ -6,7 +6,7 @@ '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. '\" .so man.macros -.TH Tcl n "8.5" Tcl "Tcl Built-In Commands" +.TH Tcl n "8.6" Tcl "Tcl Built-In Commands" .BS .SH NAME Tcl \- Tool Command Language @@ -193,23 +193,33 @@ Backslash .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. +The digits \fIooo\fR (one, two, or three of them) give a eight-bit octal +value for the Unicode character that will be inserted, in the range \fI000\fR +- \fI377\fR. The parser will stop just before this range overflows, or when +the maximum of three digits is reached. 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. +The hexadecimal digits \fIhh\fR (one or two of them) give an eight-bit +hexadecimal value for the Unicode character that will be inserted. 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. +inserted. The upper bits of the Unicode character will be 0. +.TP 7 +\e\fBU\fIhhhhhhhh\fR +. +The hexadecimal digits \fIhhhhhhhh\fR (one up to eight of them) give a +twentiy-one-bit hexadecimal value for the Unicode character that will be +inserted, in the range U+0000..U+10FFFF. The parser will stop just +before this range overflows, or when the maximum of eight digits +is reached. The upper bits of the Unicode character will be 0. +.PP +The range U+010000..U+10FFFD is reserved for the future. .PP Backslash substitution is not performed on words enclosed in braces, except for backslash-newline as described above. |