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<?php $w = date("w"); $array = array( 0 => 1, 1 => 2, 2 => 3, 3 => 4, 4 => 5 ); function find(array $array, $needle) { $last = null; foreach ($array as $key => $value) { if ($value > $needle) { return $value; } $last = $value; } return $last; } if(in_array($w, $array)) { $next = find($array, $w); echo $next - $w; }
Output for 7.1.25 - 7.1.27, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
1

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160.04 ms | 403 KiB | 156 Q