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<?php $dataPoints = array( array('1' => '33','2' => 'dave','3' => '367'), array('1' => '168','2' => 'susan','3' => '56788'), array('1' => '99','2' => 'tim','3' => '6') ); usort($dataPoints, function cmp($a, $b){ if ($a[3] == $b[3]) { return 0; } return ($a[3] < $b[3]) ? -1 : 1; }); print_r($dataPoints[0]);
Output for 5.4.20
Parse error: syntax error, unexpected 'cmp' (T_STRING), expecting '(' in /in/NSSfg on line 10
Process exited with code 255.
Output for 5.4.0 - 5.4.19
Parse error: syntax error, unexpected 'cmp' (T_STRING), expecting '(' in /in/aJnkq on line 10
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_STRING, expecting '(' in /in/aJnkq on line 10
Process exited with code 255.