10-29-2010
In your case it doesn't work because gsub third parameter is not a changeable object.
However, this won't work with a static string either, because sub and gsub do not return the modified string, they rather return the number of substitutions made.
The GNU awk's gensub returns the modified string.
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LEARN ABOUT CENTOS
ttk::frame
ttk::frame(n) Tk Themed Widget ttk::frame(n)
__________________________________________________________________________________________________________________________________________________
NAME
ttk::frame - Simple container widget
SYNOPSIS
ttk::frame pathName ?options?
_________________________________________________________________
DESCRIPTION
A ttk::frame widget is a container, used to group other widgets together.
STANDARD OPTIONS
-class -cursor -takefocus
-style
See the ttk_widget manual entry for details on the standard options.
WIDGET-SPECIFIC OPTIONS
[-borderwidth borderWidth] The desired width of the widget border. Defaults to 0. [-relief relief] One of the standard Tk border styles:
flat, groove, raised, ridge, solid, or sunken. Defaults to flat. [-padding padding] Additional padding to include inside the border.
[-width width] If specified, the widget's requested width in pixels. [-height height] If specified, the widget's requested height in pix-
els.
WIDGET COMMAND
Supports the standard widget commands configure, cget, identify, instate, and state; see ttk::widget(n).
NOTES
Note that if the pack, grid, or other geometry managers are used to manage the children of the frame, by the GM's requested size will nor-
mally take precedence over the frame widget's -width and -height options. pack propagate and grid propagate can be used to change this.
SEE ALSO
ttk::widget(n), ttk::labelframe(n), frame(n)
KEYWORDS
widget, frame, container
Tk 8.5 ttk::frame(n)