I like until for doing that: 
until ( $to_sleep_perchance_to_dream ) {
    print scalar localtime, "\n";

    sleep 300;
}

[download]

[ ar0n ]

In reply to (ar0n: until) Re (2): A script that does an action every 5 minutes by ar0n
in thread A script that does an action every 5 minutes by Jemts

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