DREAL - The GNU Fortran Compiler
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### 8.68 `DREAL` — Double real part function

Description:
  `DREAL(Z)` returns the real part of complex variable Z.
Standard:
  GNU extension
Class:
  Elemental function
Syntax:
  `RESULT = DREAL(A)`
Arguments:

  A | The type shall be `COMPLEX(8)`.

Return value:
  The return value is of type `REAL(8)`.
Example:

                program test_dreal
                    complex(8) :: z = (1.3_8,7.2_8)
                    print *, dreal(z)
                end program test_dreal

See also:
  AIMAG