How to remove duplicate values ​​from a two-dimensional array

This time I will show you how to remove duplicate values ​​from two-dimensional arrays, what are the precautions for removing duplicate values ​​from two-dimensional arrays, the following is a practical case , let’s take a look.

The example is as follows:

//二维数组去掉重复值
 public function a_array_unique($array){
  $out = array();
  foreach ($array as $key=>$value) {
   if (!in_array($value, $out)){
    $out[$key] = $value;
   }
  }
  $out = array_values($out);
  return $out;
 }

I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other php Chinese websites related articles!

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