Purpose

---

  This function removes the last section from a string

Category

---

  Utilities

Inputs

---

  string: A string scalar or array to truncate
  search: A search string, containing the substring at which
          to truncate the input strings

Outputs

---

  A string scalar or array, containing the portion of the input
  strings occuring before the search string.

Example

---

  IDL> print, strtrun('test.png', '.png')
  test
  IDL> print, strtrun('test.png', 'notfound')
  test.png
  IDL> print, strtrun(['1.png','2.jpg'], '.png')
  1 2.jpg

Modification History

---

  Jan 2010: Written by Chris Beaumont