Use the parseInt Function with a Radix(Help)

Tell us what’s happening:

Your code so far


function convertToInteger(str) {
 var a = parseInt("10011", 2); 
return a;
}

convertToInteger("10011");

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:66.0) Gecko/20100101 Firefox/66.0.

Link to the challenge:
https://learn.freecodecamp.org/javascript-algorithms-and-data-structures/basic-javascript/use-the-parseint-function-with-a-radix