Value Transfer reference Transfer

There are two methods for passing method parameters:

Value Transfer and reference transfer.

 

Value transfer:

By default, values are passed. There are two types of values passed, value type and reference type. The essence is to copy the values in the stack.

Value Transfer: the value in the stack is the actual value.

Value Transfer of reference type: the value in the stack is the address in the memory heap.

 

Reference transfer:

The parameter is prefixed with ref for reference transfer. There are two types of reference transfer, value type and reference type. The essence is to pass itself, but there is an alias.

 

Value Transfer reference Transfer