Generate random value between two numbers in Javascript

http://stackoverflow.com/questions/4959975/generate-random-value-between-two-numbers-in-javascript

JavaScript

function randomIntFromInterval(min,max)
{
    return Math.floor(Math.random()*(max-min+1)+min);
}



let char;
let sum ="";
function generateRandomVerification(length){
  for(let i=0;i < length;i++){
    if(Math.round(Math.random())){
      random = randomIntFromInterval(65,90);
      char = String.fromCharCode(random);//65-90
      sum = sum + char;
      console.log("CHAR: ", char);
    }else{
      random = randomIntFromInterval(48,57);
      char = String.fromCharCode(random);//48-57
      sum = sum + char;
      console.log("CHAR: ", char);
    }
  }
}

generateRandomVerification(5);

alert(sum);