发布于 2016-07-30 23:56:14 | 182 次阅读 | 评论: 0 | 来源: 网友投递
Tcl 脚本语言
Tcl（最早称为“工具命令语言”"Tool Command Language"，但是目前已经不是这个含义，不过我们仍然称呼它为TCL）是一种 脚本语言。由John Ousterhout创建。 TCL很好学，功能很强大。TCL经常被用于快速原型开发，脚本编程，GUI和测试等方面。TCL念作“踢叩”(tickle)。
Tcl/Tk 8.6.6 主要是修复 bug 的版本，但令人惊讶的是，该版本中包括了诸多新功能，其中最受期待的当属更新的 Unicode 支持。
* [TIP 443] More configuration options for text tags.
* [TIP 446] [$text edit (canundo|canredo)].
* Update to Unicode 9.0.
*** POTENTIAL INCOMPATIBILITY ***
* Final newline in [text] handling restored compat with 8.6.4 and
before.
*** POTENTIAL INCOMPATIBILITY ***
* [file] support for more Windows filesystem conventions.
[5d7ca0,ae61a6]
*** POTENTIAL INCOMPATIBILITY ***
* [namespace upvar $ns] now ignores custom resolvers in $ns.
*** POTENTIAL INCOMPATIBILITY ***
* Tcl_WrongNumArgs() now uses proper list formatting in error message.
Matters when parameter names contain spaces, etc.
*** POTENTIAL INCOMPATIBILITY ***
* Fixed crashes or hangs in...
- [apply {{} {foreach x y {if 1 break else}}}]
- compiled [string replace]
- notifier finalization
- server socket creation on Win
- [glob -path a]
- Tcl_DString appends to self
- mouse pointer warping
- Aqua geometry calculations on new toplevel
- zlib-8.17, zlib-8.18
- apply {{} {lassign {} item; dict update item item item two two {}}}
- [vwait] after namespace delete destroys variable waited on.
* Fix: Safe handling of widget destruction during callbacks.
* Fix: compiled [lreplace $list end ...].
*** POTENTIAL INCOMPATIBILITY ***
* Fix: circumstances of command callbacks from [scale].
* Fix: Stop <Map> event firing from hidden panes of panedwindow.
* Fix: <<Modified>> delivery to text peers.
* Win: Mouse events in exposed window after double click in file dialog.
* Improve support for text bindings customization.
* Improved performance scaling of [namespace delete].
* Xft color font speed.
* Restored support for TclBlend.
* tcltest -relateddir processing in sorted order
* Aqua appearance fixes.
* Updated bundled packages
- tcltest 2.4.0: (TIP 447) execution time verbosity option
- registry 1.3.2:
- Itcl 4.0.5
- Thread 2.8.0
- sqlite 3.13.0