4 docs tagged with "array"

What is the array data type in JavaScript? Learn about the array data type and how to create, access, modify, add, and delete array elements in JavaScript.

An array is a collection of items stored at contiguous memory locations. It is a data structure that stores a fixed-size sequential collection of elements of the same type. An array is used to store a collection of data, but it is often more useful to think of an array as a collection of variables of the same type.

What is the data type in JavaScript? Learn about the primitive and non-primitive data types in JavaScript, including string, number, bigint, boolean, undefined, symbol, null, object, array, and function.

What is the type operator in JavaScript? Learn about the type operator, its syntax, and how to use it to check the data type of a value or variable in JavaScript.