How to determine the text font size in tinymce

Question

I want to when I click on the text, the font size of text in the editor toolbar to be determined. Such as Microsoft office word. How can I do it?

Answer 1

Here is the simple solution to fetch the font size:

tinymce.activeEditor.queryCommandValue('FontSize');

Answer 2

var editor = tinymce.activeEditor;
var node = editor.selection.getNode();
var fontSize = editor.dom.getStyle(node, 'font-size');