I should not have any whitepace in the start, and none in the end

I should not have any whitepace in the start, and none in the end

I should not have any whitepace in the start, and none in the end I have one in the beginning but none in the end

I should not have any whitepace in the start, and one in the end I have none in the beginning and none in the end But I have one in the beginning

I should have a space here: But none here.

I should have a space between these two links.

I should have a space between these two words.