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# GetCallbackRedCosts Method

Overload List

| Name | Description
--- | --- | ---
| GetCallbackRedCosts | Convenience wrapper for bool(out GetCallbackRedCosts, double[], int, int) that allocates the output array and queries all elements.
| GetCallbackRedCosts(Boolean) | Convenience wrapper for GetCallbackRedCosts(IntHolder, double[], int, int) that allocates the output array and queries all elements.
| GetCallbackRedCosts(IEnumerableVariable) | Get the reduced costs associated with the current callback for a collection of variables. The values in the returned array are in 1-to-1 correspondence with the variables in vars.
| GetCallbackRedCosts(Boolean, IEnumerableVariable) | Convenience wrapper for XPRSprob.GetCallbackRedCosts(out bool,double[],int,int).
| GetCallbackRedCosts(Int32, Int32) | Convenience wrapper for bool(out GetCallbackRedCosts, double[], int, int) that allocates the output array.
| GetCallbackRedCosts(Boolean, Int32, Int32) | Convenience wrapper for bool(out GetCallbackRedCosts, double[], int, int) that allocates the output array.
| GetCallbackRedCosts(Boolean, Double, Int32, Int32) | Returns the reduced costs from the solution associated with the current callback.
| GetCallbackRedCostsK(Boolean, IDictionaryK, Variable) | Convenience wrapper for XPRSprob.GetCallbackRedCosts(out bool,double[],int,int).
| GetCallbackRedCostsK1, K2(IDictionaryK1, Variable, IDictionaryK2, Double) | Convenience wrapper for XPRSprob.GetCallbackRedCosts(out bool,double[],int,int).

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See Also

#### Reference

XpressProblem Class
Optimizer.Objects Namespace
Covered Topics

- GetCallbackRedCosts(IEnumerable) Method
- GetCallbackRedCosts(Boolean, IEnumerable) Method
- GetCallbackRedCosts(Boolean, IDictionary) Method
- GetCallbackRedCosts(IDictionary, IDictionary) Method

Parent Topic XpressProblem Methods

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