What is difference of two blueprint rotation ?

Development Programming & Scripting Blueprint
1

hi , unreal engine tutorials use this blueprint for character movement

r1.PNG
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but i use this blueprint and works well , but what is difference and has it disadvantage ?

r2.PNG

2

The reason the tutorials use that is to limit the degree of movement the character has. If your character needs to have three degrees of freedom then your method is perfectly fine. It also may save a few ms over some frames.

EDIT : Grammar

3

thanks mate.