10 lines
390 B
Tcl
10 lines
390 B
Tcl
# The ''lindex'' command returns a single item at a given index of a list
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set c [lindex $fruit 2] ;# "cherries" (0-based index)
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# The ''lrange'' command returns a given range of items from a list, as a new list.
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set A [lrange $fruit 0 2] ;# {apples oranges cherries} (list)
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# An empty list is not necessarily an empty string:
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set var { } ;# $var => " ", but [llength $var] => 0
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