- $param['require'] ?? false,
- $param['withArg'] ?? false,
- $param['shortName'] ?? false,
- $param['multiOccurrence'] ?? false
+ isset( $param['require'] ) ? $param['require'] : false,
+ isset( $param['withArg'] ) ? $param['withArg'] : false,
+ isset( $param['shortName'] ) ? $param['shortName'] : false,
+ isset( $param['multiOccurrence'] ) ? $param['multiOccurrence'] : false