C learning 2: heap and stack

What are heap and stack respectively

1. Stack ： A memory block that stores local variables and parameters , logically , The stack increases or decreases as functions enter and exit . Value types are stored in the stack
2. Pile up ： Save the object （ For example, an instance of a reference object ） Memory block , The newly created object is allocated on the heap and returns its reference , During the execution of the program, it is continuously filled with newly created objects ,.Net The runtime garbage collector periodically releases objects from the heap , As long as the object is not “ Survive ” Object reference of , Will be GC release .

Code instance

Value type ：

Reference type ：