Json search

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>JS Bin</title>
</head>
<body>
  <div id="res"></div>
<script>
  var data=[{"nom":"Nom Pr\u00e9nom","mobile":"","Email":""},{"nom":"QQun d\'autre","mobile":"02020202","Email":""},{"nom":"Toto","mobile":"080282920","Email":"bil@test.me"}]
function getContact(mobile) {
  return data.filter(
      function(data){ return data.mobile == mobile }
  );
}

var contact = getContact('080282920');
  document.getElementById('res').innerHTML=contact[0].nom;
  </script>
</body>
</html>