C#

subduction36 wrote:

This is part of a ASP.Net web project using C#

class A {
    ref int m_retParam;     // no no

    A(ref int param) {
        m_retParam=param;
    }

    public void DoSomething(){
        m_retParam = 5; // new value
    }
}

class A {
    public A() {}

    public void DoSomething(ref int m_retParam) { // normal use of ref
        m_retParam = 5; // new value
    }
}

class A {
    public int result;

    public A() {}

    public void DoSomething() {
        result = 5;
    }
}

class A {
    private int result;
    public int Result {get {return result;}}

    public A() {}

    public void DoSomething() {
        result = 5;
    }
}

class B {    // not a struct, we need a reference value
    public int result;

    public B() {}
}

class A {
    private B m_retObject;

    public A(B retObject) {
        m_retObject=retObject;    // remember the reference (think of it as a ptr)
    }

    public void DoSomething() {
        m_retObject.result = 5;
    }
}