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copy constructor

Pritam Chatterjee
Greenhorn

Joined: Jul 31, 2011
Posts: 27

how and why to use copy constructors? Example


Pritam
Campbell Ritchie
Sheriff

Joined: Oct 13, 2005
Posts: 38363
    
  23
To create an object identical to the original one.
To prevent the original being altered.Rather than returning the “real” account, you are returning a copy. That allows code to play with the account object without altering the original account object.
Pritam Chatterjee
Greenhorn

Joined: Jul 31, 2011
Posts: 27

thanks..
Campbell Ritchie
Sheriff

Joined: Oct 13, 2005
Posts: 38363
    
  23
You’re welcome
 
 
subject: copy constructor