Library /sys$common/syshlp/basichelp.hlb INSTR  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  The INSTR function searches for a substring within a string,  and  returns
  the position of the substring's starting character.

  Example

  Y% = INSTR(1%, Alpha$, "JKLMN")

  Additional Information (explode) :

• Syntax