Datatypes are used o hold and store variables. Understanding datatypes is essential to writing javascript code, as every data type behaves differently.
We have different types of Datatypes in Javascript.: 1. Numbers
2. String
<ol>
<li>Boolean
</li>
<li>Undefined
</li>
<li>Null
</li>
<li>Arrays
</li>
</ol>

Datatypes are used o hold and store variables. Understanding datatypes is essential to writing javascript code, as every data type behaves differently.

We have different types of Datatypes in Javascript.:  
1\. Numbers

2\. String

1. Boolean
    
2. Undefined
    
3. Null
    
4. Arrays

Data Types in JavaScript