Question

What is the difference between arguments passed by "value" and by reference in a C++ function? ​

Answer 1

Answer:

The difference between p.a.s.s-b.y-r.e.fe.r.e.n.c.e and p.a.s.s.-b.y.-v.a.lu.e is that m.o.d.i.fi.c.a.t.i.o.ns made to a.r.g.um.e.n.ts passed in by reference in the called function have effect in the calling function, whereas m.o.di.f.i.c.a.t.i.o..ns made to a.r.g.u.m.e.n.t.s passed in by value in the called function can not affect the c.a.l.l.i.n.g function.

Explanation:

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