fetch first letters

CSS

/* http://gskinner.com/RegExr/ */

JavaScript

/*
var str     = "Java Script Object Notation";
var matches = str.match(/\b(\w)/g);              // ['J','S','O','N']
var acronym = matches.join('');                  // JSON


'Aa Bb'.match(/\b\w/g).join('')



'JavaScript Object Notation'.match(/[A-Z]/g).join('')
*/

var prenom     = "Gilles Grégory Joël Émile";
var resultat = prenom.match(/[A-ZÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÑÒÓÔÕÖŒØÙÚÛÜÝŸ]/g).join('');  
$("html").append("<p>"+resultat+"</p>");