The GNU Fortran Compiler: EXTENDS_TYPE_OF

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### 9.97 `EXTENDS_TYPE_OF` — Query dynamic type for extension

Description:

  Query dynamic type for extension.

Standard:

  Fortran 2003 and later

Class:

  Inquiry function

Syntax:

  `RESULT = EXTENDS_TYPE_OF(A, MOLD)`

Arguments:

  A | Shall be an object of extensible declared type or unlimited polymorphic.
  MOLD | Shall be an object of extensible declared type or unlimited polymorphic.

Return value:

  The return value is a scalar of type default logical. It is true if and only if the dynamic type of A is an extension type of the dynamic type of MOLD.

See also:

  SAME_TYPE_AS