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run code in 150+ php & hhvm versions
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<?php $something = array( 'value1', 'value2' ); $somethingElse = array( 'value2', 'value3' ); print_r( $something + $somethingElse );
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => value1 [1] => value2 )