Read a file with new File API

read.js

function readArabic() {
	window.requestFileSystem(LocalFileSystem.PERSISTENT, 0, getFS, fail);
}

function getFS(fileSystem) {
    fileSystem.root.getFile("articals.txt", {"create":false, "exclusive":false}, gotArticals, fail);
}

function gotArticals(fileEntry) {
	fileEntry.file(getFile, fail);
}

function getFile(articals) {
    var reader = new FileReader();
    reader.onloadend = function(evt) {
        console.log("Read as text");
        console.log(evt.target.result);
        alert(evt.target.result.length);
    };
    reader.readAsText(articals);
}

function fail(error)
{
 console.log(error.code);
}