Function syncInput

nodeImage.js:1926–1928

()

                { id: 'bbcode', label: '[BB]', title: 'BBCode' },
            ];
            function syncInput() {
                urlInput.value = formatSnippet(modeRef.v, url);
            }
            function paintFmt() {
                modes.forEach(function (m) {
                    var b = m.btn;