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@ 2017-12-06T20:24:57Z

<?php

$var1 = 55;

if (!ctype_digit($var1)) {
    echo "ok";
} else {
    echo "nope";
    echo "about " . round($var1);
}

$var2 = 268;

echo round($var2 / 10);

Output
Performance
VLD
References
Branches

ctype_digit: documentation ( source)
round: documentation ( source)

preferences:dark modelive preview

59.79 ms | 402 KiB | 5 Q