In this video, I talk about nine essential expression functions for collection and string operation that you should know and use in your power automate flow. Video Chapters: 0:00 Introduction 1:20 Expression function - first() 6:30 Expression function - intersection() 10:00 Expression function - union() 12:25 Expression function - empty() 16:00 Expression function - contains() 18:32 Expression function - replace() 19:48 Expression function - slice() 21:50 Expression function - split() 22:58 Expression function - trim() Enjoy!!! #PowerAutomate #Expressions #Tutorial