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@Lablnet Lablnet/prime.php
Created Dec 30, 2018

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Determine whether the given number is prime or not
<?php
function isPrime($n)
{
for ($i = 2; $i < $n ; $i++) {
if ($n % $i === 0){
return false;
}
}
return true;
}
//Usage
var_dump(isPrime(9)); // bool(false)
var_dump(isPrime(11)); // bool(true)
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