# How to use morphic.js

Some of the custom block libraries do things like change the settings using morphic.js methods. Is there any documentation on morphic.js?

The source file with the long comment can be found here:

There is a very long comment at the beginning of the file.

let test = new StringMorph('Test text',60,'serif')
test.isDraggable = true
test.setPosition(new Point(90,90))


You mean:

var test = new StringMorph('Test text',60,'serif');
test.isDraggable = true;
test.setPosition(new Point(90,90));