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What is the difference between struct and class... ?
Related to c++...
2 Antworten
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strict is a value type , like a string or int whereas class is object type .
strict types can copy their value to another strict type . for example
var age = 4;
var newAge = age;
now var age will copy the value of 4 and assign it to newAge . without any problems. any change in newAge will not effect the first age variable .
but with class types (objects) you can't do the same thing .
var object = new object();
var newObject = object;
In this case the newObject variable is just a reference to the first object . so any change in the newObject will effect the original object .
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one more difference is that
strict don't support inheritance because the value are placed on the stack .
class on the other hand do support inheritance and objects are created on the heap.
the stack is a small memory to store small data like variables and such
the heap is designed to hold big data .
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Well, the major difference that exists between a struct and a class is the access modifier default of the two.
The members of a class are private by default, while members of a struct are public by default.
Classes in C++ are simply extensions of a structure used in the C language. It is a user defined data type.