Answers for "ES6: Set Default Parameters for Your Functions"

javascript default function parameter value

function multiply(a, b) {
  b = (typeof b !== 'undefined') ?  b : 1
  return a * b
}

ES6: Set Default Parameters for Your Functions

const increment = (number, value = 1) => number + value;

ES6: Set Default Parameters for Your Functions

const resultDisplayArray = []; 
for(let i = 0; i < result.failure.length; i++) {
resultDisplayArray.push(`<li class="text-warning">${result.failure[i]}</li>`); 
}