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run code in 300+ PHP versions simultaneously
<?php $a = array( 50, NAN, 500, 5000, 70000, 71000 ); sort($a); var_dump($a);
Output for 7.1.10 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(6) { [0]=> float(NAN) [1]=> int(50) [2]=> int(500) [3]=> int(5000) [4]=> int(70000) [5]=> int(71000) }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7
array(6) { [0]=> int(50) [1]=> float(NAN) [2]=> int(500) [3]=> int(5000) [4]=> int(70000) [5]=> int(71000) }
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
array(6) { [0]=> int(50) [1]=> int(500) [2]=> float(NAN) [3]=> int(5000) [4]=> int(70000) [5]=> int(71000) }

preferences:
157.05 ms | 402 KiB | 183 Q