Question

How to convert binary string to integer in JavaScript

Answer 1

console.log(Number.parseInt('1111', 2));

const s = '0111';
console.log(Number.parseInt(s, 2));

console.log(Number.parseInt('0011', 2));



/*
run:
 
15
7
3
    
*/

 

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Answer 2

console.log(Number('0b1111', 2));

const s = '0b0111';
console.log(Number(s, 2));

console.log(Number('0b0011', 2));



/*
run:
 
15
7
3
    
*/

 

70+ SQL courses for beginners and professionals