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digits (changes)

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Description

digits(x) returns the number of significant digits of the internal model representation of x. For example, on a system using a 32-bit floating point representation, a default real number would likely return 24.

Standard

Fortran 95 and later

Class

(削除) Inquiry function (削除ここまで)(追記) Inquiry function (追記ここまで)

Syntax

result = digits(x)

Arguments

• x - The type may be integer or real.

Return value

The return value is of type integer.

Example

program test_digits
 integer :: i = 12345
 real :: x = 3.143
 real(8) :: y = 2.33
 print *, digits(i)
 print *, digits(x)
 print *, digits(y)
end program test_digits

Revised on May 3, 2009 22:46:20 by Jason Blevins (71.70.142.190) (725 characters / 0.0 pages)

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