JS null vs undefined

To check a null value in JavaScript, use equality operators like == or === . The null value is not loosely equal to any of the other falsy values except undefined and null itself.17 Ağu 2020

Summary. null is a special value in JavaScript that represents a missing object. The strict equality operator determines whether a variable is null : variable === null . typoef operator is useful to determine the type of a variable (number, string, boolean).

The value null represents the intentional absence of any object value . It is one of JavaScript’s primitive values and is treated as falsy for boolean operations.2 gün önce