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9.276 TRIM — Remove trailing blank characters of a string ¶

Description:

Removes trailing blank characters of a string.

Standard:

Fortran 90 and later

Class:

Transformational function

Syntax:

RESULT = TRIM(STRING)

Arguments:

STRING

Shall be a scalar of type CHARACTER.

Return value:

A scalar of type CHARACTER which length is that of STRING less the number of trailing blanks.

Example:

PROGRAM test_trim
  CHARACTER(len=10), PARAMETER :: s = "GFORTRAN  "
  WRITE(*,*) LEN(s), LEN(TRIM(s))  ! "10 8", with/without trailing blanks
END PROGRAM

See also:

ADJUSTL — Left adjust a string, ADJUSTR — Right adjust a string