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run code in 300+ PHP versions simultaneously

@ 2018-12-12T03:47:46Z

<?php
 $array = [
              [
                ['name'=>'John B'],
                ['age'=>30],
                ['sizes'=>
                          [
                          'weight'=>80, 
                          'height'=>120
                          ]
                ]
              ],
              [
                ['name'=>'Marie B'],
                ['age'=>31],
                ['sizes'=>
                          [
                          'weight'=>60, 
                          'height'=>110
                          ]
                ]
              ],
              [
                ['name'=>'Carl M'],
                ['age'=>12],
                ['sizes'=>
                          [
                          'weight'=>70, 
                          'height'=>100
                          ]
                ]
              ],
              [
                ['name'=>'Mike N'],
                ['age'=>19],
                ['sizes'=>
                          [
                          'weight'=>70, 
                          'height'=>150
                          ]
                ]
              ],
              [
                ['name'=>'Nancy N'],
                ['age'=>15],
                ['sizes'=>
                          [
                          'weight'=>60, 
                          'height'=>150
                          ]
                ]
              ],
              [
                ['name'=>'Cory X'],
                ['age'=>15],
                ['sizes'=>
                          [
                          'weight'=>44, 
                          'height'=>150
                          ]
                ]
              ]
  ];
  
  
  function method($a,$b) 
  {
    return ($a[2]["sizes"]["weight"] <= $b[2]["sizes"]["weight"]) ? -1 : 1;
  }
  usort($array, "method");
  print_r($array);
  
  ?>

print_r: documentation ( source)
usort: documentation ( source)

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