2complement

Go back and forth from 2's complement like a charm in NodeJS

Install

npm i 2complement

Usage

decode = require('2complement');
 
console.log(decode.int2complement(32765).toString(2));
//1000000000000011
 
console.log(decode.complement2int(0b1000000000000011))
//-32765
 
console.log(decode.complement2int(decode.int2complement(-2000)));
//-2000
 
console.log("You rock");
//just a motivational quote. But you do <3
 

Methods

• decode.complement2int(_2complement[,nBits]):
  • _2complement: Number to be converted to int
  • nBits: (optional) Number of bits. 16 is the default
• decode.int2complement(number[,nBits]):
  • number: Number to be converted to 2's complement
  • nBits: (optional) Number of bits. 16 is the default