PHP array_uintersect() Function

The array_uintersect() function compares two or more arrays, in a user-made function, and returns an array containing the elements from the first array, if the user-made function allows it. The user-made function compares array values, and returns a numeric value, 0 if the returned array should contain this element.

Parameter Description
array1 Required. The first array is the array that the others will be compared with
array2 Required. An array to be compared with the first array
array3 Optional. An array to be compared with the first array
function Required. The name of the user-made function




function myfunctiondemo($a,$b)
if ($a===$b)
  return 0;
  return ($a>$b)?1:-1;




Array ( [c] => Lachlan ) 

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