Types of teriyaki sauce Essentials – Admin App, Typescript, Docker, c3. The Type System represents the different types of values supported by the language.

The Type System checks the validity of the supplied values, before they are stored or manipulated by the program. This ensures that the code behaves as expected. The Type System further allows for richer code hinting and automated documentation too. Using the any type is equivalent to opting out of type checking for a variable. Double precision 64-bit floating point values. It can be used to represent both, integers and fractions. Represents an intentional absence of an object value.

The null and the undefined datatypes are often a source of confusion. The null and undefined cannot be used to reference the data type of a variable. They can only be assigned as values to a variable. However, null and undefined are not the same. A variable initialized with undefined means that the variable has no value or object assigned to it while null means that the variable has been set to an object whose value is undefined. These are discussed in detail in the later chapters.