05-02-2011, 05:32 PM
To define a variable, data member or member function constant, we use the keyword const. constant data member, member function does not change their value.
For example:
const int A=10;
A=20; //Error
Because A is declare as constant, which value can not be changed.
For example:
const int A=10;
A=20; //Error
Because A is declare as constant, which value can not be changed.
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