Using numeric keys - If a key exists in array2 and not in array1:

SUBMITTED BY: henry1874w

DATE: June 25, 2017, 2:43 p.m.

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SIZE: 125 Bytes

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  1. <?php
  2. $a1=array("red","green","blue","yellow");
  3. $a2=array(0=>"orange",3=>"burgundy");
  4. print_r(array_replace($a1,$a2));
  5. ?>
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