lrepeat manual page - Tcl Built-In Commands

## Tcl/Tk Documentation > Tcl Commands, version 8.6.18 > lrepeat

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### NAME

lrepeat — Build a list by repeating elements

### SYNOPSIS

lrepeat count ?element ...?

### DESCRIPTION

The lrepeat command creates a list of size count * number of elements by repeating count times the sequence of elements element .... count must be a non-negative integer, element can be any Tcl value. Note that lrepeat 1 element ... is identical to list element ....

### EXAMPLES

    lrepeat 3 a
          → a a a
    lrepeat 3 [lrepeat 3 0]
          → {0 0 0} {0 0 0} {0 0 0}
    lrepeat 3 a b c
          → a b c a b c a b c
    lrepeat 3 [lrepeat 2 a] b c
          → {a a} b c {a a} b c {a a} b c

### SEE ALSO

list, lappend, linsert, llength, lset

### KEYWORDS

element, index, list
Copyright © 2003 Simon Geard. All rights reserved.