👔type functions

JS ⟩ value ⟩ type ⟩ custom functions

🔴 主題

• baseTypeName() - type name (can't distinguish class from function)

• functionDefinition() - returns function's definition (String)

• isObject() - check if value is an object.

• isPrimitive() - check if value is primitive.

• isFunction() - check if value is a function.

• isClass() - check if value is a class.

• typeName() - value's type name (refined verson of baseTypeName())