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<?php $x = 'Hi Nemo'; function solution (string $str) { foreach(explode(' ', $str) as $wordNum => $value) { if ($value === 'Nemo') { return 'I found Nemo at ' . $wordNum + 1; } } return 'I can\'t found Nemo'; } var_dump(solution($x));
Output for 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
string(17) "I found Nemo at 2"

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