👉 In the context of programming, a "double leaf" is a type of variable in many programming languages that represents an infinite number of instances of a class. It is similar to a "single leaf" but instead of a single instance, it has multiple instances. For example: ```java class A { private int x = 1; } ``` In this case, `x` would be an instance of class `A`. In JavaScript, the type of variable `x`
