| type | Description |
|---|---|
| ArrayExpression | Represents an array constant value. |
| BangCellExpression | Represents a cell reference on the current sheet. |
| BangErrorExpression | Represents an error value on the current sheet. |
| BangNameExpression | Represents an expression with a named variable on the current sheet as the expression. |
| BangRangeExpression | Represents a cell range reference on the current sheet. |
| BinaryOperatorExpression | Represents an expression that has a binary operator. |
| BooleanExpression | Represents a boolean constant value. |
| CellExpression | Represents a cell reference expression. |
| ConstantExpression | Represents an expression that has a constant value. |
| DoubleExpression | Represents a double constant value. |
| ErrorExpression | Represents an error constant value. |
| Expression | Provides the base class from which the classes that represent expression tree nodes are derived. This is an abstract class. |
| ExternalCellExpression | Represents a cell reference expression. |
| ExternalErrorExpression | Represents an external error value. |
| ExternalNameExpression | Represents an expression with a named variable as the expression. |
| ExternalNameIdentityExpression | Represents a name identity at CalcSource, can getValue/setValue/setFormula/getFormula by CalcSource directly by the name. |
| ExternalRangeExpression | Represents a cell range reference expression. |
| ExternalReferenceExpression | Represents an external reference expression. |
| FunctionExpression | Represents an expression with a function applied to a list of parameters as the expression. |
| MissingArgumentExpression | Represents a missing argument constant value. |
| NameExpression | Represents an expression with a named variable on the current sheet as the expression. |
| NameIdentityExpression | Represents a name identity at CalcSource, can getValue/setValue/setFormula/getFormula by CalcSource directly by the name. |
| OperatorExpression | Represents an operator expression. This is an abstract class. |
| ParenthesesExpression | Represents an expression type for parentheses surrounding a specified expression. |
| RangeExpression | Represents a cell range reference expression. |
| ReferenceExpression | Represents a reference expression. This is an abstract class. |
| SheetRangeErrorExpression | Represents an external error value. |
| SheetRangeExpression | Represents a sheet range reference expression. |
| StringExpression | Represents a string constant value. |
| StructReferenceExpression | Represents a structured reference expression. |
| UnaryOperatorExpression | Represents an expression that has a unary operator. |