PHP implements a method of subtracting two arrays, array subtraction _php tutorial

PHP implements a method of subtracting two arrays, array subtraction

This article describes the PHP implementation of the two array subtraction operation of the technique. Share to everyone for your reference. Specific as follows:

This code passes in two arrays A and B, and returns the result of a-B, which is the selection of an element that exists in a but does not exist in

<?phpfunction restadearrays ($vectorA, $vectorB) {  $cantA =count ($vectorA);  $cantB =count ($vectorB);  $No _saca=0;  for ($i =0; $i < $cantA; $i + +)  {for    ($j =0; $j < $cantB; $j + +)    {     if ($vectorA [$i]== $vectorB [$j])     $No _saca=1;    }   if ($No _saca==0)   $nuevo _array[]= $vectorA [$i];   else   $No _saca=0;   }   return $nuevo _array;}? >

I hope this article is helpful to everyone's PHP programming.

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