How do i remove leading blank spaces from a single line using sed?

[petulia3478]

To remove leading blank spaces on a line using sed use this substitution.

Line use with leading spaces.

      This is my line with leading spaces.

First just echo the line to see what you get.

$ echo "      This is my line with leading spaces."
      This is my line with leading spaces. 

$ echo "      This is my line with leading spaces." | sed "s/^[ \t]*//"
This is my line with leading spaces.