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action:Execute_a_JavaScript_in_Google_Chrome [2017/03/22 00:11]
peternlewis [Using Keyboard Maestro Variables]
action:Execute_a_JavaScript_in_Google_Chrome [2017/08/31 02:11] (current)
peternlewis
Line 1: Line 1:
-{{:​action:​javascript-icon.png?​nolink|}} +~~REDIRECT>​actions: ​Execute_a_JavaScript_in_Browser~~
-====== Execute JavaScript in Browser ====== +
- +
- +
-**The Execute JavaScript Action is available ONLY for [[action:​Execute_a_JavaScript_in_Safari|Safari]], ​ [[action:​Execute_a_JavaScript_in_Google_Chrome|Google Chrome]], and, as of Ver 7.1, [[action:​Execute_a_JavaScript_in_Custom_Prompt|Custom HTML Prompt]]** +
- +
- * These are actually three separate Actions, one for each browser, and one for [[action:​Custom_HTML_Prompt|Custom HTML Prompt Action]] +
- * This action allows you to execute a specified JavaScript, either from a file or text entered in the Action itself, and return the results.  +
- * If you need to access other Mac apps, see [[action:​Execute_a_JavaScript_For_Automation|Execute JavaScript for Automation (JXA) Action]] +
- +
-{{:​action:​km-execute-javascript-actions.png?​nolink|}} +
- +
-{{:​action:​km-execute-javascript-chrome.png?​nolink|}} +
- +
-===== Options for Returning Results ===== +
- +
-  *ignore results. +
-  *display results in a window. +
-  *display results briefly. +
-  *display results large. +
-  *type results. +
-  *paste results. +
-  *save results to variable. +
-  *save results to the system clipboard or a named clipboard. +
-  *save results asynchronously ​ — the action runs while the macro continues on. +
- +
-If the results are to be saved to a variable or a clipboard then further text areas appear in the action allowing you to specify the variable or specific clipboard. +
- +
-===== Using Keyboard Maestro Variables ===== +
- +
-JavaScript can only **GET** Keyboard Maestro variables. ​ They cannot be set: +
- +
-```javascript +
-var myData = document.kmvar.My_KM_Data +
-``` +
- +
-If your Keyboard Maestro Variable contains spaces, they must be replaced with underscores in the JavaScript, for example: +
-    Keyboard Maestro Variable Name:  My KM Data +
-    JavaScript Reference: ​           document.kmvar.My_KM_Data +
-   +
-===== Saving Results to Keyboard Maestro Variables ===== +
-   +
-If you need to set a Keyboard Maestro Variable from the Browser JavaScript, then use a JavaScript return to return the data to the Keyboard Maestro Action, which can be set to save the results as a Keyboard Maestro Variable. +
- +
-If you need to set more than one Keyboard Maestro Variable, one approach is to return the data for each variable on a separate line (or with delimiters of your choice), and then parse in a following Keyboard Maestro Search Action using RegEx. +
- +
-===== Examples ===== +
- +
-**1. Return Data for Multiple Variables** +
- +
-{{:​action:​km-browser-javascript-output.png?​nolink|}} +
- +
-===== Related Forum Topics ===== +
- +
-* [Execute JavaScript in Custom Prompt Question ](https://​forum.keyboardmaestro.com/​t/​execute-javascript-in-custom-prompt-question/​4491) +
  
action/Execute_a_JavaScript_in_Google_Chrome.txt · Last modified: 2017/08/31 02:11 by peternlewis