I have come across a function I do not understand.
1.
Input
Thursday, October 27, 2005 8:59:09 AM

Formula
=(--RIGHT(B2,LEN(B2) - (FIND(",",B2)+1)))

Result (this is the result I wanted)
10/27/05 8:59 AM

2.
Input
Thursday, October 27, 2005 8:59:09 AM

Formula
=(RIGHT(B3,LEN(B3) - (FIND(",",B3)+1)))

Result ( this is not the result i wanted)
October 27, 2005 8:59:09 AM

Why does putting "--" before "RIGHT" give me the desired result?