CodePudding user response:
The same question 2 times,You don't have the new time, the object is empty,
Such as the User u1=new User ();
The User u2=new User ();
U1 and u2 are independent, 2 can give their assignment, each other
Can be your class instead of a static class, you can direct assignment
CodePudding user response:
New will create a new memory, the memory space is of no value, so that you understandCodePudding user response:
How to come up to than a password ah, should not first login again thanCodePudding user response:
Code 24/25 row , the attribute value ascribed to compare,CodePudding user response:
Instead of the class, you need to compare object, and now you like templates gave birth to a boss gave him a sugar and then you gave birth to a second and second asked sugar better good