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run code in 150+ php & hhvm versions
Bugs & Features
<?php $input = Array( Array ( 0 => 1, 'a' => "bala" ), Array ( 0 => 2, 'sma' => "Bull" ) ); $result = call_user_func_array("array_merge", $input); var_export($result);
Output for 4.3.0 - 7.1.0
array ( 0 => 1, 'a' => 'bala', 1 => 2, 'sma' => 'Bull', )