0.04 0.02 >@a = qw(a b c d e)

 0.04 0.02 >print "@a", $/
a b c d e

 0.04 0.02 >@a[1..3] = qw(x y z)

 0.04 0.02 >print "@a", $/
a x y z e

 0.04 0.02 >print @a[1..3] = qw(p q r)
p q r
 0.04 0.02 >print "@a", $/
a p q r e