## Uses of Class
org.apache.poi.ss.formula.ptg.ControlPtg

- Packages that use ControlPtg
  Package | Description
  --- | ---
  org.apache.poi.ss.formula.ptg | The formula package contains binary PTG structures used in Formulas

- - ### Uses of ControlPtg in org.apache.poi.ss.formula.ptg

    Subclasses of ControlPtg in org.apache.poi.ss.formula.ptg
    Modifier and Type | Class and Description
    --- | ---
    `class` | `AttrPtg` "Special Attributes"
    `class` | `ExpPtg`
    `class` | `ParenthesisPtg` While formula tokens are stored in RPN order and thus do not need parenthesis for precedence reasons, Parenthesis tokens ARE written to ensure that user entered parenthesis are displayed as-is on reading back
    `class` | `TblPtg` This ptg indicates a data table.

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