lindex

lindex

Name

lindex — Retrieve an element from a list

Synopsis

lindex list ?index ...?

Description

The lindex command accepts a parameter, list, which it treats as a Tcl list. It also accepts zero or more indices into the list. The indices may be presented either consecutively on the command line, or grouped in a Tcl list and presented as a single argument.

If no indices are presented, the command takes the form:

lindex list

or

lindex list {}

In this case, the return value of lindex is simply the value of the list parameter.

When presented with a single index, the lindex command treats list as a Tcl list and returns the index'th element from it (0 refers to the first element of the list). In extracting the element, lindex observes the same rules conce