Is #define different from const int

[jgg2002]

If you define a variable, rather than declare it as a constant, is there any difference.

For example is A different than B?

  #define A 1000
  const int B = 1000;

[JLBorges]

See: 'Why would I use a const variable / const identifier as opposed to #define?'
https://isocpp.org/wiki/faq/newbie