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run code in 150+ php & hhvm versions
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<?php $x = array( 'c' => 100, 'a' => 300, 'b' => 50, 'd' => 250); arsort( $x ); var_dump( $x );
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(4) { ["a"]=> int(300) ["d"]=> int(250) ["c"]=> int(100) ["b"]=> int(50) }