foreach

foreach
	Hecl Commands

Name

foreach — Iterate over elements in a list.

foreach varname list body
foreach varlist list body

The foreach command iterates over a list. For each element of the list, varname is set to a new element of the list, and then body is run.

set lst {a b c d e}
set res {}
foreach el $lst {
    append $res $el
}
puts $res

Produces:

abcde


for		global