DBLE — Double conversion function

DBLE(A)

DBLE(A) Converts A to double precision real type.

Parameters

A – The type shall be INTEGER, REAL, or COMPLEX.

Returns

The return value is of type double precision real.

Standard:

Fortran 77 and later

Class:

Elemental function

Syntax:

RESULT = DBLE(A)

Example:

program test_dble
    real    :: x = 2.18
    integer :: i = 5
    complex :: z = (2.3,1.14)
    print *, dble(x), dble(i), dble(z)
end program test_dble

See also:

REAL