Don't understand this python function

[zeion]

Homework Statement

Hi,

I'm not sure what this does:

s = 'hello'

I understand

s[::-1] would reverse the order of the letters and
s[1::] slices the first letter

but how come

s[1::-1] returns 'eh' ?

Homework Equations

The Attempt at a Solution

 

[jhae2.718]

s[start:stop:step]

Edit: see this for more info: http://docs.python.org/release/2.3.5/whatsnew/section-slices.html