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<?php $params = array('name' => 'Test', 'age' => 20, 'id' => 12); $field = 'id'; $value = 2; $where = array_merge($params, array("${field}" => $value)); echo '<pre>'; print_r($where); echo '</pre>';
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
<pre>Array ( [name] => Test [age] => 20 [id] => 2 ) </pre>