Checks if n is between start and up to but not including, end. If end is not specified it’s set to start with start then set to 0.
The number to check.
The start of the range.
Optional
The end of the range.
Returns true if n is in the range, else false.
Checks if n is between start and up to but not including, end. If end is not specified it’s set to start with start then set to 0.