Ah! Then 

printf "************%s\n", substr('5424123412345678', -4);;
************5678

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Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
Lingua non convalesco, consenesco et abolesco. -- Rule 1 has a caveat! -- Who broke the cabal?
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re^3: Golf: Replacing part of a string with "*" by BrowserUk
in thread Golf: Replacing part of a string with "*" by kwaping

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