PHP method to sort multidimensional arrays based on a certain field, PHP field multidimensional array_PHP tutorial

php method to sort multi-dimensional arrays based on a certain field, php field multi-dimensional array

The example in this article describes the method of php sorting multi-dimensional arrays based on a certain field. Share it with everyone for your reference. The specific analysis is as follows:

Sort multi-dimensional arrays according to a certain field. When I saw the role of the array_multisort method, I suddenly thought that this method could be used

This code can sort the array according to the field field

function sortArrByField(&$array, $field, $desc = false){
  $fieldArr = array();
  foreach ($array as $k => $v) {
    $fieldArr[$k] = $v[$field];
  }
  $sort = $desc == false ? SORT_ASC : SORT_DESC;
  array_multisort($fieldArr, $sort, $array);
}

I hope this article will be helpful to everyone’s PHP programming design.

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