### NAME

concat - Join lists together

### SYNOPSIS

concat ?arg arg ...?

### DESCRIPTION

This command treats each argument as a list and concatenates them into a single list. It also eliminates leading and trailing spaces in the arg's and adds a single separator space between arg's. It permits any number of arguments. For example, the command

    concat a b {c d e} {f {g h}}

will return

    a b c d e f {g h}

as its result.

If no args are supplied, the result is an empty string.

### KEYWORDS

concatenate, join, lists

    Copyright © 1993 The Regents of the University of California.
    Copyright © 1994-1996 Sun Microsystems, Inc.
    Copyright © 1995-1997 Roger E. Critchlow Jr.