Function saveFile

blockcode/code/file.js:38–49

(evt)

    }

    function saveFile(evt){
        var title = prompt("Save file as: ");
        if (!title){ return; }
        var file = new Blob([scriptToJson()], {type: 'application/json'});
        var reader = new FileReader();
        var a = document.createElement('a');
        reader.onloadend = function(){
            var a = elem('a', {'href': reader.result, 'download': title + '.json'});
            a.click();
        };
        reader.readAsDataURL(file);
    }

    function readFile(file){
        var fileName = file.name;