Mega Code Archive
Use a static field to count instances
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using System;
class CountInst {
static int count = 0;
// increment count when object is created
public CountInst() {
count++;
}
// decrement count when object is destroyed
~CountInst() {
count--;
}
public static int getcount() {
return count;
}
}
class MainClass {
public static void Main() {
CountInst ob;
for(int i=0; i < 10; i++) {
ob = new CountInst();
Console.WriteLine("Current count: " +
CountInst.getcount());
}
}
}
Current count: 1
Current count: 2
Current count: 3
Current count: 4
Current count: 5
Current count: 6
Current count: 7
Current count: 8
Current count: 9
Current count: 10
]]>