Differences

This shows you the differences between two versions of the page.

--- action:Execute_a_JavaScript_For_Automation [2023/09/13 02:56] – peternlewis
+++ action:Execute_a_JavaScript_For_Automation [2025/08/18 02:17] (current) – [Local & Instance Variables] peternlewis
@@ Line 36: / Line 36: @@
 You can turn Modern Syntax on or off in the popup menu next to the script.
+{{:action:modern-syntax.png?nolink|}}
 ===== Using Keyboard Maestro Variables =====
@@ Line 93: / Line 94: @@
 ==== Local & Instance Variables ====
-Keyboard Maestro has [[manual:Variables#Instance_Variables_v8|Local and Instance Variables]].  In order to get or set these, you need to use different parameters in the JXA get/set methods.  Here is an example.
+Keyboard Maestro has [[manual:Variables#Instance_Variables_v8|Local and Instance Variables]].  In order to get or set these, you need to have the instance information of the macro and use different parameters in the JXA get/set methods.
 ```javascript
@@ Line 105: / Line 106: @@
 kmeApp.setvariable("Local__FromJXA", {instance: kmInst, to: "Set in JXA Script"})
 ```
+Note that this method is only useful if you are not using Modern Syntax (since you can access the local variables directly through the `kmvar` hash), and you need the instance information by some means (passed as an environment variable in the case of the `Execute a JavaScript For Automation` action, but in other cases external to the Keyboard Maestro Engine you would need some other method of getting it).
 ===== Displaying User Dialogs =====