.TH INDEX 3F "13 June 1983"
index, rindex, lnblnk, len \- tell about character objects
.B (intrinsic) function index (string, substr)
.B character*(*) string, substr
.B integer function rindex (string, substr)
.B character*(*) string, substr
.B function lnblnk (string)
.B (intrinsic) function len (string)
returns the index of the first (last) occurrence of the substring
or zero if it does not occur.
is an f77 intrinsic function;
returns the index of the last non-blank character in
This is useful since all f77 character objects are fixed length, blank padded.
returns the size of the character object argument.
.ie \nM /usr/ucb/lib/libF77.a