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

INQUIRE: OPENED Specifier

The OPENED specifier asks whether a file is connected. It takes the following form:

OPENED = od

od

Is a scalar default logical variable that is assigned one of the following values:

.TRUE.

If the specified file or unit is connected

.FALSE.

If the specified file or unit is not connected