join
Name
join — Create a string by joining together list elements
Synopsis
join list ?
joinString?
Description
The
list argument must be a valid Tcl list. This command returns the string formed by joining all of the elements of
list together with
joinString separating each adjacent pair of elements. The
joinString argument defaults to a space character.
Examples
Making a comma-separated list:
set data {1 2 3 4 5}
join $data ", "
→ 1, 2, 3, 4, 5
Using join to flatten a list by a single level:
set data {1 {2 3} 4 {5 {6 7} 8}}
join $data
→ 1 2 3 4 5 {6 7} 8
See also
list,
lappend,
split Copyright © 1993 The Regents of the University of California.
Copyright © 1994-1996 Sun Microsystems, Inc.