Data Types in js , typeof operator and difference between null and undefined.
In this video the basic data types in JavaScript are explain with examples.
Along with data types it also includes how to check data type of value with typeof opertaor. Difference between null and undefined data type is also explained with example. If you are a beginner then you should complete this series of tutorials or if you already know about data types then you should take quiz of this tutorial start video from 6:24 seconds for quiz.
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Quiz code: JST7-1625
Covered concepts:
00:25 What is data type in javascript.
01:20 Array data type in javascript..
02:00 Number data type in javascript.
02:40 String data type in javascript.
03:55 Typeof operator in javascript.
04:35 Boolean data type in javascript.
05:22 Null data type in javascript.
05:40 Undefined data type in javascript.
05:58 Difference between null and undefined.
06:24 How to take quiz!
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