Version 28 of Changes in Tcl/Tk 8.6

Updated 2008-12-22 20:38:53 by dgp

Based on Tcl/Tk 8.6a3

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Tcl Changes

Changes to Tcl Commands

New Commands

• coroutine [L1 ]
• oo::class [L2 ]
• oo::copy
• oo::define
• oo::objdefine
• oo::object
• tailcall [L3 ]
• tcl::prefix [L4 ]
• throw
• try [L5 ]
• yield [L6 ]
• zlib [L7 ]
• tcl::unsupported::atProcExit

New Subcommands

• binary decode [L8 ]
• binary encode (ditto)
• chan pipe [L9 ]
• chan pop [L10 ]
• chan push (ditto)
• info coroutine [L11 ]
• interp cancel [L12 ]

Expanded Syntax / New Options

• file delete (zero pathnames) [L13 ]
• file mkdir (zero pathnames) [L14 ]
• format %b [L15 ]
• glob (zero patterns) [L16 ]
• global (zero variable names) [L17 ]
• lassign (zero variable names) [L18 ]
• linsert (zero elements) [L19 ]
• lrepeat (zero elements; zero repetitions) [L20 ]
• lsearch -bisect [L21 ]
• lsort -stride [L22 ]
• namespace ensemble create -parameters [L23 ] — see ensemble with parameters.
• namespace upvar (zero variable names) [L24 ]
• scan string %b [L25 ]
• tcl::tm::path add (zero pathnames) [L26 ]
• tcl::tm::path remove (zero pathnames) [L27 ]
• variable (zero variable names) [L28 ]

Changes to Tcl variables

New global variables

• tcl_platform(pathSeparator) [L29 ]

Changed Tcl behavior

• The following commands are script-modifiable ensembles: binary
• lset can now set the element at index end+1, growing the list.
• string trim* now uses a different set of whitespace characters as a default.

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Tk Changes

Changes to Tk Commands

New Commands

• ttk_vsapi

New Subcommands

• canvas moveto [L30 ]

Expanded Syntax / New Options

• New -angle option for canvas text items [L31 ]

Changed Tk behavior

• GIF photo images written with LZW compression.

New Events

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Changes to Bundled Packages

New packages

Updated packages

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Changes to consider when moving to Tcl 8.6

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