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@ 2015-05-08T16:02:32Z

<?php

for ($i = 0.12; $i < 1.02; $i =+ 0.12) {
    $tab[$i] = $i;
}
var_dump(count($tab));

Output
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var_dump: documentation ( source)

preferences:dark modelive preview

37.67 ms | 402 KiB | 5 Q