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run code in 200+ php & hhvm versions
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<?php $hits = array( array('sortby' => 'String 473', 'html' => '<div>This element contains String 1</div>'), array('sortby' => 'String 11', 'html' => '<div>This element contains String 11</div>'), array('sortby' => 'String 5', 'html' => '<div>This element contains String 11</div>'), array('sortby' => 'String 2', 'html' => '<div>This element contains String 2</div>'), ); usort($hits, function($a, $b){ return strcmp($a["sortby"], $b["sortby"]); }); print_r($hits);
based on h26bJ
Output for 5.3.0 - 7.2.0
Array ( [0] => Array ( [sortby] => String 11 [html] => <div>This element contains String 11</div> ) [1] => Array ( [sortby] => String 2 [html] => <div>This element contains String 2</div> ) [2] => Array ( [sortby] => String 473 [html] => <div>This element contains String 1</div> ) [3] => Array ( [sortby] => String 5 [html] => <div>This element contains String 11</div> ) )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/e3srA on line 11
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/e3srA on line 11
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/e3srA on line 11
Process exited with code 255.