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@ 2016-03-21T21:52:12Z

<?php

function f($s) {
    printf("---%*s%*s---\n",10+strlen($s)/2,$s,10-strlen($s)/2,"");
}

f("uno");
f("quattro");

Output
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printf: documentation ( source)

preferences:dark modelive preview

27 ms | 402 KiB | 5 Q