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Manual Reference Pages  - precision (3)

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NAME

precision(3f) - [FORTRAN:INTRINSIC] Decimal precision of a real kind

CONTENTS

Syntax
Description
Arguments
Return Value
Example
Standard
Class
See Also

SYNTAX

result = precision(x)

DESCRIPTION

precision(x) returns the decimal precision in the model of the type of X.

ARGUMENTS

X	- Shall be of type REAL or COMPLEX.

RETURN VALUE

The return value is of type INTEGER and of the default integer kind.

EXAMPLE

Sample program:

    program demo_precision
      real(kind=4) :: x(2)
      complex(kind=8) :: y

      print *, precision(x), range(x)
      print *, precision(y), range(y)
    end program demo_precision

STANDARD

[[Fortran 95]] and later

CLASS

[[Inquiry function]]

SEE ALSO

[[selected_real_kind]], [[range]]

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precision (3)

March 19, 2019

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