July 2018
Beginner to intermediate
374 pages
8h 54m
English
A red X next to your code means 3DE sees a problem that will stop your code from running. Let’s write some really bad JavaScript to see this action. Enter the following line below START CODING ON THE NEXT LINE.
| | bad()javascript |
That’s some bad JavaScript!
Are you wondering why? It’s bad because you should never have a word that comes right after parentheses in JavaScript. If you write code like this, 3DE will show a red X next to the problem line, indicating that the line has to be fixed. Move the mouse pointer over the red X to display the actual error message as shown in the following figure.

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