Run Script button: Evaluate the script and configure the plug-in and parameters. Output, including errors, is shown in the Interactive Console when you click this button.
Code Editor: Type JavaScript code in this area. The editor provides the following features:
Syntax highlighting for JavaScript keywords and the available MIDI API (Application Programming Interface).
Live syntax checking, which highlights error lines immediately, making it easier to write your scripts.
Line numbers, which are useful for error checking because they are reported by line number in the Interactive Console.
Interactive Console: Displays debugging information and allows you to execute code on the command prompt by typing after the prompt and pressing Return. Type clear and press Return to clear the console.
In Logic Pro, open the Scripter plug-in.
Click the Open Script In Editor button.
Type (or copy and paste existing) JavaScript code in the Code Editor.
Click the Run Script button.
Test your plug-in to verify it behaves as intended.
Assuming no errors are shown in the Interactive Console, save the host document, setting, or patch containing the script.
Download the guides:
Logic Pro User Guide: PDF
Logic Pro Effects: PDF