Var: 1 in C

Question

Hello!!

So i was looking for a bit array implementation in C on the internet and i came across this:

The person defined the struct as
Struct bit {
Unsigned int bit: 1;
};

What does this mean? (Bit: 1) and is it necessary??
Thanks

Answer 1

this is kind of the most fun way and interesting method to learn structure parking https://www.sololearn.com/post/78037/?ref=app

Answer 2

https://www.google.com/amp/s/www.geeksforgeeks.org/bit-fields-c/amp/

Go through this good article!