manekinekko

Jedi.prototype = Force.prototype;

manekinekko

function Force() {}
Force.prototype.useForce = function () {
 return 'I am the Force to be used.';
};

function Jedi() {}
Jedi.prototype = new Force();

const luke = new Jedi();
console.log(luke.useForce()); //=> 'I am the Force to be used.'

manekinekko

function Force() {}
Force.prototype.useForce = function () {
 return 'I am the Force to be used.';
};

function Jedi() {}
Jedi.prototype = {
 useForce: Force.prototype.useForce
};

manekinekko

console.log(luke.constructor.toString());
/*//=>

"function Jedi(){
 
 this.useForce = function(){
 return 'I am the Instance';
 };
 
}"

manekinekko

function Jedi() {
  this.useForce = function () {
    return 'I am the Instance';
  };
}

// 1) nous créons une instance…
const luke = new Jedi();

// 2) … ensuite nous attachons la méthode "useForce"

manekinekko

function Jedi() {
  this.useForce = function () {
    return 'I am the Instance';
  };
}

// 1) nous attachons la méthode "useForce" au prototype
Jedi.prototype.useForce = function () {
 return 'I am the Prototype';
};

manekinekko

function Jedi() {}
Jedi.prototype.useForce = function () {
 console.log('I am using the force!');
};

const anakin = Jedi();
const luke = new Jedi();
console.log(anakin instanceof Jedi); //=> false
console.log(typeof anakin.useForce); //=> TypeError: anakin is undefined
console.log(luke instanceof Jedi); //=> true

manekinekko

const jedi = {};
jedi.name = 'Luke';
jedi.level = 'padawan';

manekinekko

const jedi = {};

manekinekko

{
  mutation
  AddCommentToIssue {
    addComment(input: {subjectId: "ISSUE_ID", body: "BODY_CONTENT"}) {
      clientMutationId
    }
  }
}