Results of an execution of a function including customizable steps, may be verified. Multiple of steps of the function, may be determined and may the customizable steps that have been customized. Results may be determined based on an execution of the function, wherein the execution uses values provided as inputs to the function. A result view for verifying the one or more results may be provided, the result view may include the steps of the function, the values corresponding to the inputs, and the results.