An alternative to a regular expression solution would be to use unpack.

$ perl -E 'say for unpack q{(A3)*}, q{HKTTLDSSRTTTTAABNNRFGHGHGYYH};'
HKT
TLD
SSR
TTT
TAA
BNN
RFG
HGH
GYY
H
$

[download]

Cheers,

JohnGG

In reply to Re: split function by johngg
in thread split function by Anonymous Monk

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