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<?php $productOptionValue = array(); $productOptionValue['parent_product_option_value_row_numbers'] = 5; echo ($productOptionValue['parent_product_option_value_row_numbers'] ?? "DEFAULT"); echo ($productOptionValue['parent_product_option_value_row_numbersaaaa'] ?? "DEFAULT2");
Output for 7.0.0 - 7.2.0
5DEFAULT2
Output for 5.3.18 - 5.6.28
Parse error: syntax error, unexpected '?' in /in/lr95c on line 6
Process exited with code 255.