Represents an asynchronously evaluated expression. Script engines typically implement this interface. A debugger IDE typically uses this interface to enable an immediate execution window or watch window.

Note
The IDebugExpression interface is available only from a stack frame.

In addition to the methods inherited from IUnknown, the IDebugExpression interface exposes the following methods.

Methods in Vtable Order

Method	Description
IDebugExpression::Start	Begins the evaluation of the expression.
IDebugExpression::Abort	Aborts the expression.
IDebugExpression::QueryIsComplete	Determines if the operation is complete.
IDebugExpression::GetResultAsString	Returns the result of the expression evaluation as a string and the operation's return value.
IDebugExpression::GetResultAsDebugProperty	Returns the result of the expression evaluation as a debug property and the operation's return value.