Tcl HomeTcl Home Hosted by

Google SiteSearch

Tcl/Tk 8.4.20 (Jun 1, 2013)

Download Tcl/Tk 8.4.20 Source Releases

New Tcl/Tk 8.4 Features

The 8.4 release was a long time in development, and brought about many great enhancements to Tcl/Tk.

  • 64-bit file system support (where the OS supports it)
  • 64-bit expr support at the Tcl level (even on 32-bit OSes)
  • serial port support (Windows / Unix)
  • numerous performance enhancements
  • support for starkits (aka scripted documents)
  • improved escape-based encoding support (i.e. iso2022-jp)
  • improved threading support
  • new virtual file system
  • new lset command
  • command enhancements (regsub, trace, lindex, lsearch)
  • new eq and ne operators for expr
  • updated tcltest, http and msgcat packages
  • widget enhancements
  • new spinbox, panedwindow and labelframe widgets
  • compound buttons / labels / menu items
  • undo/redo support in the text widget
  • native Aqua support for OS X
  • improved image transparency support
  • platform specific wm attributes command
  • extended documentation