インテル® Fortran コンパイラー 19.0 デベロッパー・ガイドおよびリファレンス

BIT

Portability Function: Performs a bit-level test for integers.

Module

USE IFPORT

result = BIT (bitnum, source)

bitnum

(Input) INTEGER(4). Bit number to test. Must be in the range 0 (least significant bit) to 31 (most significant bit).

source

(Input) INTEGER(4) or INTEGER(8). Variable being tested.

Results

The result type is logical. It is .TRUE. if bit bitnum of source is 1; otherwise, .FALSE..

See Also