Unable to match one or more whitespaces in Vim

Question

I want match spaces at the beginning of lines in Vim

PseudoCode of what I want to do

^( )*

I know the following fr

Answer 1

If I understand correctly..

/ * will match 0 or more spaces

/ {0,n} will match 0 to n spaces (where n is a number)

To match 1 or more space starting from the beginning of the line:

/^ \+