True or False: Whereas in many languages the elements stored in arrays must all be of the same type, elements in Javascript arrays can all be of different types, including null and undefined.
True or False: Whereas in many languages the elements stored in arrays must all be of the same type, elements in Javascript arrays can all be of different types, including null and undefined.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
True or False: Whereas in many languages the elements stored in arrays must all be of the same type, elements in Javascript arrays can all be of different types, including null and undefined.
a.
false
b.
true
Expert Solution
Step 1
Array in other languages:
An array is a homogeneous collection of data.
In this data must be same type.
Using one array variable declare multiple variables of same type.
Arrays in javascript:
Javascript is a programming language but it is loosely typed language.
In javascript data variable can hold different types.
In javasript it is possible to change the string into the number and number into string.
The array variable is same as the data variable can be different types, including null and undefined.
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