Based on Tcl/Tk 8.6b1
Tcl Changes
Changes to Tcl Commands
New Commands
New Subcommands
Expanded Syntax / New Options
New unsupported commands
Changes to Tcl variables
New global variables
Changed Tcl behavior
- The following commands are script-modifiable ensembles: binary
- lset can now set the element at index end+1, growing the list. [L34 ]
- string trim* now uses a different set of whitespace characters as a default.
- encoding system during startup is now iso8859-1, not identity.
Tk Changes
Changes to Tk Commands
New Commands
New Subcommands
Expanded Syntax / New Options
- canvas create text ... -angle degrees [L39 ]
- text configure -insertunfocussed none|hollow|solid [L40 ]
Changed Tk behavior
New Events
Changes to Bundled Packages
New packages
Updated packages
Changes to consider when moving to Tcl 8.6