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Function dmd.mtype.Parameter.isCovariant

Compute covariance of parameters this and p as determined by the storage classes of both.

extern(C++) bool isCovariant(
  bool returnByRef,
  const(Parameter) p
) pure nothrow @nogc @safe const;

Parameters

NameDescription
returnByRef true if the function returns by ref
p Parameter to compare with

Returns

true = this can be used in place of p false = nope

Authors

Walter Bright

License

Boost License 1.0