<progress> render an ascii progress bar

name
progress
xml namespace
http://moyaproject.com

Like a for loop but renders an ascii progress bar in the console, which will look something like the following:

    [###        ] 30% working...

This is useful for commands that may take some time to execute.

attributes
name purpose type required? default choices
dst Destination comma list Yes
filter If given, then only those values which match this condition will cause the enclosed block to execute. expression No yes
msg Message on progress bar text No "working..."
src Source expression Yes
steps Number of steps in the sequence integer No
inherited attributes
name purpose type required? default choices
if Conditional expression expression No yes