For example:
A a = new A(b);
B b = new B(a);
How can I use b as a parameter in A constructor when it’s not existed, how can the compiler will know that b will be created later?
Thank you.
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Please briefly explain why you feel this question should be reported.
Please briefly explain why you feel this answer should be reported.
Please briefly explain why you feel this user should be reported.
You can’t.
In
Aclass add public method likeInit(B b)and call it after you create the instance.