Intel® Fortran Compiler Classic and Intel® Fortran Compiler Developer Guide and Reference

ID 767251
Date 11/07/2023
Public

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RANF Portability Routine

Portability Function: Generates a random number between 0.0 and RAND_MAX. RANF can be used as a portability routine or as an intrinsic procedure. It is an intrinsic procedure unless you specify USE IFPORT.

Module

USE IFPORT

result = RANF ( )

Results

The result type is REAL(4). The result value is a single-precision pseudo-random number between 0.0 and (2**31) - 1.

The initial seed is set by the following:

  CALL SRAND(ISEED)

where ISEED is type INTEGER(4).