Characteristics of ES6 arrow function

• No, this,arguments,new.target, It is the outer layer of the function when declaring the arrow function this,arguments,new.target
• There is no prototype prototype, Cannot be used as a constructor
• The arrow function must be anonymous

Arrow functions can be used in almost every function expression .

Another point , When the arrow function is defined ,this The direction of is clear .

const func = () => {
    
    console.log(this); //  In non strict mode, it is a global object   The strict pattern is undefined
}
func.call({
    a : 1});