how can I tell WordPress, that if a user registers, it shall execute my function?
You can use user_register action hook which fires after a user has registered and passes $user_id as a variable:
add_action('user_register','my_function');
function my_function($user_id){
//do your stuff
}
answered Apr 2 '11 at 0:50
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2is there any hook just before inserting into database? – Atif Mohammed Ameenuddin Nov 2 '12 at 21:42
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1In case that someone want to know @AtifMohammedAmeenuddin question. You can use register_post to hook before register user to db. – vee Jul 8 '15 at 14:23
