How to find the missing number?

A

Alexander Nazarov2018-04-03 21:14:20

PHP

Alexander Nazarov, 2018-04-03 21:14:20

There are two arrays:

$mass1 = array(1,2,3,4,5);
$mass2 = array(1,2,4,5);

How to compare both arrays and return the missing number in the second array "3" ?
I have no idea how to do it. Tell me if it's not difficult or indicate where to dig?

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1 answer(s)

P

Paul Denisevich, 2018-04-03
@deniamnet

array_diff($mass1, $mass2)

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