How to use

email

function

in

Array

/* GET users listing. */
router.get('/all', function(req, res) {

  User.find({is_verified:true})
  .exec(function(err, users) {

    if(err) {
      res.send(err);
      return;
    }
    res.json(users);
    console.log("-------------------getting users"+users.email);
  });
});

function signIn(request, response) {
  console.log(request.body);
  User.find({email: request.body.email}, (err, user) => {
    if (err) 
      return response.status(500).send({message:err});
    if (user.email == null) 
      return response.status(404).send({message:'Usuario no existe.'});
    else 
      return response.status(200).send({user:user, message:'Usuario autenticado.', token: services.createToken(user)});
       });
}

render() {
    const {user} = this.state
    return (
      <>
        <section className="user-panel-data">
          <h4>
            Adres:
          </h4>
          <p>{user.firstname}&nbsp;{user.lastname}</p>
          <p>{user.address}</p>
          <p>{user.zipCode}&nbsp;{user.city}</p>
          <h4>
            Dane kontaktowe:
          </h4>
          <p>email:&nbsp;{user.email}</p>
          <p>telefon:&nbsp;{user.phone}</p>
        </section>
      </>
    )
  }

Images.find()
    .sort('-created')
    .populate('user', 'local.email')
    .exec((err, imgs) => {
      if (err) {
        return res.status(400).send({ message: err });
      }

      res.render('images-gallery', {
        title: 'Images Gallery',
        images: imgs,
        gravatar: gravatar.url(
          imgs.email,
          { s: '80', r: 'x', d: 'retro' },
          true
        )
      });
    });

render() {
  return (
   <div className="App">
   <Header />
   <div className="cards">
   <h1>Algunos de los gatos favoritos de todos</h1>
    
    <Cards 
      key={this.state.gato.id}
      name={this.state.gato.name}
      urlFoto="https://i.pinimg.com/originals/df/7b/99/df7b99eb3f68eccefe9f2ca4e3936d8c.png"
      description={this.state.gato.email}
      idAnimal={`${this.state.gato.id}`}
    />
   
    </div>
    <Footer />
   </div>
  );
 }

User.find({ email: req.body.email }).exec()
  .then(doc =>{
    console.log("@@@::      "+doc.email)
    if(doc.length > 0){ 
     return res.status(409).json({
        const user = new User({
          _id: new mongoose.Types.ObjectId(),
          email: req.body.email,
          password: hash
        });
        return user.save().then(result=>{
        res.status(200).json({
          message: "user created"+ result.email
        });
      }).catch(err => {

const _email    = req.body.email;
const _username = req.body.username;
const _login    = _email || _username;
  if( pIndex === -1 && ! results.email && ! results.username ) {
    return _helper.middle(next, _middle, 'user not found');
  req.__userData = results.email || results.username;
  if(req.__userData) {
    req.__userData._id = req.__userData._id.toString();

var _email    = req.body.email;
var _username = req.body.username;
var _login    = _email || _username;
  if( pIndex == -1 && ! results.email && ! results.username ) {
    return next( _resp.Unauthorized({
      middleware: _middle,
  req.__userData = results.email || results.username;

/* GET all comments. */
router.get('/comments', hasAuthorization, function(req, res) {
 // List all comments and sort by Date
 Comments.find()
  .sort('-created')
  .populate('user', 'local.email')
  .exec(function(error, comments) {
   if (error) {
    return res.send(400, {
     message: error
    });
   }
   // Render result
   res.render('comments', {
    title: 'Comments Page',
    comments: comments,
    gravatar: gravatar.url(
     comments.email,
     { s: '80', r: 'x', d: 'retro' },
     true
    )
   });
  });
});

    Dane kontaktowe:
  </h4>
  <p>email:&nbsp;{address.email}</p>
  <p>telefon:&nbsp;{address.phone}</p>
</section>

// List all comments and sort by Date
 Comments.find()
  .sort('-created')
  .populate('user', 'local.email')
  .exec(function(error, comments) {
   if (error) {
    return res.send(400, {
     message: error
    });
   }
   // Render result
   res.render('comments', {
    title: 'Comments Page',
    comments: comments,
    gravatar: gravatar.url(
     comments.email,
     { s: '80', r: 'x', d: 'retro' },
     true
    )
   });
  });