3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = []; $a[0] = 2; $a[1] = 7; $a[2] = 5; $a[3] = 2; $a[4] = 2; $a[5] = 3; $min_val = min($a); $min_indexes = []; foreach($a as $i => $val){ if($val == $min_val) $min_indexes[] = $i; } print_r($min_indexes); echo $min_indexes[rand(0,count($min_indexes)-1)];
Output for 7.1.5, 7.1.9 - 7.1.10, 7.1.12, 7.1.15, 7.1.17 - 7.1.19, 7.1.25 - 7.1.26, 7.1.29, 7.1.32 - 7.1.33, 7.2.8 - 7.2.9, 7.2.11, 7.2.19, 7.2.24 - 7.2.25, 7.2.32, 7.3.7, 7.3.10, 7.3.13, 7.3.17, 7.3.23, 7.3.27 - 7.3.28, 7.4.5, 7.4.8, 7.4.10 - 7.4.11, 7.4.21, 7.4.23, 7.4.27 - 7.4.29, 8.0.1, 8.0.3 - 8.0.6, 8.0.8, 8.0.13, 8.0.16, 8.0.23, 8.1.1, 8.1.3, 8.1.5, 8.1.7, 8.1.14, 8.2.1
Array ( [0] => 0 [1] => 3 [2] => 4 ) 4
Output for 7.1.0, 7.1.2 - 7.1.3, 7.1.8, 7.1.11, 7.1.13 - 7.1.14, 7.1.16, 7.1.23 - 7.1.24, 7.1.31, 7.2.1 - 7.2.2, 7.2.6, 7.2.15 - 7.2.16, 7.2.18, 7.2.20 - 7.2.21, 7.2.27 - 7.2.31, 7.2.34, 7.3.0, 7.3.3 - 7.3.4, 7.3.8, 7.3.12, 7.3.16, 7.3.19 - 7.3.21, 7.3.24, 7.3.29 - 7.3.30, 7.3.32 - 7.3.33, 7.4.1 - 7.4.2, 7.4.12 - 7.4.13, 7.4.16 - 7.4.18, 7.4.25, 7.4.30, 8.0.0, 8.0.9, 8.0.14 - 8.0.15, 8.0.20, 8.0.24 - 8.0.25, 8.0.27, 8.1.4, 8.1.6, 8.1.8, 8.1.11 - 8.1.12, 8.2.0
Array ( [0] => 0 [1] => 3 [2] => 4 ) 0
Output for 7.1.1, 7.1.4, 7.1.6 - 7.1.7, 7.1.20 - 7.1.22, 7.1.27 - 7.1.28, 7.1.30, 7.2.0, 7.2.3 - 7.2.5, 7.2.7, 7.2.10, 7.2.12 - 7.2.14, 7.2.17, 7.2.22 - 7.2.23, 7.2.26, 7.2.33, 7.3.1 - 7.3.2, 7.3.5 - 7.3.6, 7.3.9, 7.3.11, 7.3.14 - 7.3.15, 7.3.18, 7.3.22, 7.3.25 - 7.3.26, 7.3.31, 7.4.0, 7.4.3 - 7.4.4, 7.4.6 - 7.4.7, 7.4.9, 7.4.14 - 7.4.15, 7.4.19 - 7.4.20, 7.4.22, 7.4.24, 7.4.26, 7.4.32 - 7.4.33, 8.0.2, 8.0.7, 8.0.10 - 8.0.12, 8.0.17 - 8.0.19, 8.0.21 - 8.0.22, 8.0.26, 8.1.0, 8.1.2, 8.1.9 - 8.1.10, 8.1.13
Array ( [0] => 0 [1] => 3 [2] => 4 ) 3
preferences:
56.48 ms | 417 KiB | 5 Q