# 7.37.5.1. Block Style

Scope

  Aria Region, Equation System, Explicit Equation System, Root Finder Equation System

Summary

  Specify block-style post processing command

    begin Postprocess Flux_Scalar_Field

       Equation Name = value ([{of} SpeciesName]  | [{in} MaterialPhaseName]  | [{ls} {a | b | c}])

       Location = value

       Output Name = value

    end Postprocess Flux_Scalar_Field

## 7.37.5.1.1. Line Commands

###### Equation Name

Syntax

  Equation Name = value ([{of} SpeciesName] | [{in} MaterialPhaseName] | [{ls} {a | b | c}])

Summary

  Equation name to use for residual-based flux calculation

Parameter | Value | Default
--- | --- | ---
value | string | –
{of} | {of | species | subindex} | –
SpeciesName | string | –
{in} | {in | material_phase} | –
MaterialPhaseName | string | –
{ls} | {levelset_phase | ls} | –

###### Location

Syntax

  Location = value

Summary

  Name of the mesh block or entity to post process.

Parameter | Value | Default
--- | --- | ---
value | string | –

###### Output Name

Syntax

  Output Name = value

Summary

  Name of the output variable or field.

Parameter | Value | Default
--- | --- | ---
value | string | –