Title: USER_ID
Last modified: August 21, 2016

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# USER_ID

 *  [legionfx](https://wordpress.org/support/users/legionfx/)
 * (@legionfx)
 * [12 years, 3 months ago](https://wordpress.org/support/topic/user_id/)
 * “Choose analytics.js if you are using Universal Analytics. Set a php global variable
   $ga_userId if you want to use Google’s User Id tracking.”
 * how am i to add the php variable ?
 * [https://wordpress.org/plugins/google-analytics-adder/](https://wordpress.org/plugins/google-analytics-adder/)

Viewing 3 replies - 1 through 3 (of 3 total)

 *  [dirkjanbreeuwer](https://wordpress.org/support/users/dirkjanbreeuwer/)
 * (@dirkjanbreeuwer)
 * [12 years, 2 months ago](https://wordpress.org/support/topic/user_id/#post-4904236)
 * Hi! Same question over here. Could you detail a bit on how to set the global 
   php variable?
 * Thanks 🙂
 * Dirk
 *  [ubergiant](https://wordpress.org/support/users/ubergiant/)
 * (@ubergiant)
 * [12 years, 2 months ago](https://wordpress.org/support/topic/user_id/#post-4904255)
 * Yes, what does that mean… It’s the sole reason I’m interested in your plugin 
   for multi-device tracking.
 *  [claybaby](https://wordpress.org/support/users/claybaby/)
 * (@claybaby)
 * [11 years, 4 months ago](https://wordpress.org/support/topic/user_id/#post-4904291)
 * same. I added this to my functions.php, but I don’t think it’s working
 *     ```
       function set_global_variable_ga(){
       	global $ga_userId;
       }
       add_action('wp_login', set_global_variable_ga);
       ```
   

Viewing 3 replies - 1 through 3 (of 3 total)

The topic ‘USER_ID’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/google-analytics-adder.svg)
 * [Google Analytics Adder With User Id Tracking](https://wordpress.org/plugins/google-analytics-adder/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/google-analytics-adder/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/google-analytics-adder/)
 * [Active Topics](https://wordpress.org/support/plugin/google-analytics-adder/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/google-analytics-adder/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/google-analytics-adder/reviews/)

 * 3 replies
 * 4 participants
 * Last reply from: [claybaby](https://wordpress.org/support/users/claybaby/)
 * Last activity: [11 years, 4 months ago](https://wordpress.org/support/topic/user_id/#post-4904291)
 * Status: not resolved