Mobile phone address book program, contact grouping, users can also add group, is in the data structure changes

CodePudding user response:

Contact can be added inside a classification, namely what belongs to the category, but generally don't do this, also can need not to contact, but the group information, group which includes the contacts inside, because a contact can be assigned to multiple groups

CodePudding user response:

reference 1/f, Simple, Soft reply:

contact can be added inside a classification, namely what belongs to the category, but generally don't do this, also can need not to contact, but the group information, group which includes the contacts inside, because a contact can be assigned to multiple groups

Grouping information how to change, how to set a structure in a set of contact data grouping processing

CodePudding user response:

Depends on how you design, such as group will have contacts inside the index