The sixth rule of javascript this keyword example

ruleSix.js

// Rule #6 example (arrow functions)
function RuleSix() {
  this.value = 'Some value for rule #6';
  this.printValue = () => {
    console.log('Rule six value >>>>', this.value);
  }
}

const ruleSix = new RuleSix();
const printRuleSixVal = ruleSix.printValue;

// the this of parent scope is still in use unlike in RuleThree eg
printRuleSixVal();