# comment
  # comment
! comment
  ! comment
key=val
key = val
key:val
key : val
key val
key   val
key = val\
      val
key\ key\:\= val
key
# if the number of backslashes at the end of the line is even, the next line is not included in the value
key = val\\
key = diffValue\\\\
# val with odd number of backslash, here val2 is part of the key
key = val\\\
      val2
