Anonymous user
Singleton: Difference between revisions
→{{header|Vala}}: Singleton!
m (→Thread-safe) |
(→{{header|Vala}}: Singleton!) |
||
Line 1,438:
% $b counter
4</lang>
=={{header|Vala}}==
<lang Vala>public class Singleton : Object {
static Singleton? instance;
// Private constructor
Singleton() {
}
// Public constructor
public static Singleton get_instance() {
if (instance == null) {
instance = new Singleton();
}
return instance;
}
}
void main() {
Singleton a = Singleton.get_instance();
Singleton b = Singleton.get_instance();
if (a == b) {
print("Equal.\n");
}
}</lang>
{{omit from|AWK}}
|