関連ワード:  is int a primitive data type in java    which is not a primitive data type in java float double int enum    which of the following is not a primitive data type in java int float string boolean    which of the following is not a primitive data type in java int    which of the following is not a primitive data type in java int float string char    which of the following is not a primitive data type in java int boolean string double    which of the following is not a primitive data type in java int double string char    what is primitive data type in java    is integer a primitive data type in java    is integer a primitive data type