recursion_mystery14

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< recursion_mystery13

recursion_mystery15 >

Main Page → Exercises → PHP → Solve an Exercise

Language/Type: PHP recursion recursion mystery

For each call to the following recursive function, write the value that would be returned.

function recursion_mystery14($n) {
    if ($n < 0) {
        return recursion_mystery14(-$n);
    } elseif ($n < 10) {
        return $n;
    } else {
        return $n % 10 + recursion_mystery14(intval($n / 10));
    }
}

`recursion_mystery14(8)`
`recursion_mystery14(74)`
`recursion_mystery14(-513)`
`recursion_mystery14(3052)`
`recursion_mystery14(82534)`

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recursion_mystery14