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<?php $customer = new stdClass(); $customer->{"first-name"} = "NAME"; $customer->{"last-name"} = "NAME"; $customer->{"phone-numer"} = "NUMBER"; print_r($customer); foreach (get_object_vars($customer) as $key => $value) { $key2 = str_replace('-', '_', $key); $customer->$key2 = $customer->$key; unset($customer->$key); } print_r($customer);
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
stdClass Object ( [first-name] => NAME [last-name] => NAME [phone-numer] => NUMBER ) stdClass Object ( [first_name] => NAME [last_name] => NAME [phone_numer] => NUMBER )

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