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<?php $arr = array( array( 'id' => 7, 'title' => 'Pongal', 'start' => '2016-05-16' ), array( 'id' => 7, 'title' => 'Mongok', 'start' => '2016-05-16' ) ); foreach($arr as $key => &$val){ $val['color'] = 'red'; } print_r($arr);

This is an error 500

Value for `_results` contains invalid data `array`


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