If two or more keys will be equal after running array_change_key_case() (e.g. "b" and "B"), the latest array will override the

SUBMITTED BY: henry1874w

DATE: June 22, 2017, 12:06 a.m.

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  1. <?php
  2. $pets=array
  3. ("a"=>"Cat","B"=>"Dog","c"=>"Horse","b"=>"Bi
  4. rd");
  5. print_r(array_change_key_case
  6. ($pets,CASE_UPPER));
  7. ?>
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