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@ 2022-07-03T10:44:14Z

<?php

$multable[] = array("11", "12", "15", "22", "41", "42");  
$multable[] = array("6", "7", "16", "17", "22", "23");  
$multable[] = array("1", "15", "16", "20", "22", "3");  

$flat = array_merge(...$multable);

printf(
    'Min: %d, Max: %d',
    min($flat),
    max($flat)
);

Output
Performance
VLD
References
Branches

array_merge: documentation ( source)
max: documentation ( source)
min: documentation ( source)
printf: documentation ( source)

preferences:dark modelive previewkey bindings

130.52 ms | 407 KiB | 5 Q