Data Types

**object doubt ** object.keyname will return the value ? just like array return value at that index

Why semicolon is not used ??

6.74k views till 13-12-22

'String' is a collection of characters. Strings can be encased in single or double quotations in JavaScript.

'Number' - Can represent both floating-point and integer numbers.

'Boolean' represents a logical object and has two possible values: True or false

'Null' denotes an object's purposeful absence of any value.

 'Undefined'  A variable that is undefined is one that has not been given a value.

"BigInt" is used for values larger than what the Number type can handle.