How do you clear a static variable?

How do you clear a static variable?

The only way to reset a static variable is as follows.

1. private static float myVariable = 0;
2. // Change myVariable.
3. // Call this function to reset.
4. void Reset () {
5. myVariable = 0;
6. }

How do you clear a static variable in Java?

By definition, a static variable is defined once per class and ( if declared final) has an immutable value and cannot be “destroyed”.

Are static variables permanent?

You can assign only constant literals to a static variable. Static variables cannot be accessed outside the program file. Unlike automatic variables, static variables persist their values even after the execution of the block or the function in which they are declared.

Can we reinitialize static variable?

Whenever we declare variable as static, then at the class level a single variable is created which is shared with the objects. Any change in that static variable reflect to the other objects operations. Only one copy of variable exists which can’t be reinitialize.

Do static variables get garbage collected?

6 Answers. Static variables cannot be elected for garbage collection while the class is loaded. They can be collected when the respective class loader (that was responsible for loading this class) is itself collected for garbage.

What causes static variables to reset in ASP.NET?

So the two things that will cause your static variables to ‘reset’ is an app domain restart or the use of a new class. In your case with static variables stored in an aspx Page class, you may be losing the static variables when ASP.NET decides to recompile the aspx Page into a new class, replacing the old page class with the new one.

How to calculate the lifetime of static variables?

I think the following two points are also important for the lifetime of static variables: 1 – In your application pool’s advanced settings check “Recycling” -> “Regular Time Interval (minutes)” setting. It’s default value is 1740 which means in each 29 hours your static variables are lost because of recycling of your application pool.

Why are static variables per pool in ASP.NET?

The static variables are per pool, that is means that if you have 2 pools that runs your asp.net site, you have 2 different static variables. The static variables are lost if the system restarts your asp.net application with one of this way. the pool decide that need to make a recompile.

How many static variables are there in ASP.NET?

The static variables are per pool, that is means that if you have 2 pools that runs your asp.net site, you have 2 different static variables. ( Web garden mode) The static variables are lost if the system restarts your asp.net application with one of this way.