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@ 2016-05-30T09:03:06Z

<?php

$a = 0.1;
$b = 0.2;
$c = sprintf('%.1f', ($a + $b));
if ($c  == 0.3) {
    echo "OK";
} else {
    echo "KO";
}

Output
Performance
VLD
References
Branches

sprintf: documentation ( source)

preferences:dark modelive previewkey bindings

125.59 ms | 2124 KiB | 5 Q