StripLSD is obsolete because you can now use the following examples:

  ${123456789:1}        - returns the string 23456789
  ${123456789:-4}       - returns the string 6789
  ${123456789:0:3}      - returns the string 123
  ${123456789:2:3}      - returns the string 345
  ${123456789:-4:3}     - returns the string 678