Golang type check

- Golang type checking
- Golang type check interface
- Golang type check switch
- Golang type checker
- Golang type check if
- Golang type check error
- Golang type check generic
- Golang check type of variable
- Golang check type assertion
- Golang check type of struct
- Golang check type implements interface
- Golang check type of object
- Golang check type conversion
- Golang check type is array
- Golang check type at runtime