meaning of this >=

Answer 1

Greater or equal than.

It's a condionnal operator, use as "if something is greater or equal than other one then do this stuff else this other one'... ( commonly used in loops conditions )

Answer 2

greater or equal

so it delivers following values

5 >= 1 == true
1 >= 1 == true
0 >=1 == false

Answer 3

it means greater or equal to. 5>=5 True
5>5 False