Shortest way to check for null and assign another value if not

Question

I am pulling varchar values out of a DB and want to set the string I am assigning them to as \"\" if they are null. I\'m currently doi

Answer 1

I use extention method SelfChk

static class MyExt {
//Self Check 
 public static void SC(this string you,ref string me)
    {
        me = me ?? you;
    }
}

Then use like

string a = null;
"A".SC(ref a);