Bin to Dec to Hex in JavaScript

You can find here how to convert between bin, dec, hex values in JavaScript programming language with examples.

Bin to Dec in JavaScript

Function parseInt() parses a string argument and returns an integer of the specified radix (the base in mathematical numeral systems). [reference]

Example

How to convert value 11111111 in bin to dec in JavaScript.

var dec = parseInt("11111111", 2);
Output: 255

Dec to Bin in JavaScript

Function toString() returns a string representing the specified Number object. [reference]

Example

How to convert value 185 in dec to bin in JavaScript.

var bin = (185).toString(2);
Output: "10111001"

Bin to Hex in JavaScript

Function parseInt() parses a string argument and returns an integer of the specified radix (the base in mathematical numeral systems). [reference]

 

Function toString() returns a string representing the specified Number object. [reference]

Example

How to convert value 101011 in bin to hex in JavaScript.

var hex = parseInt("101011", 2).toString(16);
Output: "2b"

Hex to Bin in JavaScript

Function parseInt() parses a string argument and returns an integer of the specified radix (the base in mathematical numeral systems). [reference]

 

Function toString() returns a string representing the specified Number object. [reference]

Example

How to convert value 3ef in hex to bin in JavaScript

var bin = parseInt("3ef", 16).toString(2);
Output: "1111101111"

Dec to Hex in JavaScript

Function toString() returns a string representing the specified Number object. [reference]

Example

How to convert value 185 in dec to hex in JavaScript.

var hex = (185).toString(16);
Output: "b9"

Hex to Dec in JavaScript

Function parseInt() parses a string argument and returns an integer of the specified radix (the base in mathematical numeral systems).[reference]

Example

How to convert value 3ef in hex to dec in JavaScript.

var dec = parseInt("3ef", 16);
Output: 1007

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