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    Reference for unit 'fpExprPars': ClassesΒΆ

    Class Description
    EExprParser Expression parser exception class
    EExprScanner Exception class for scanner errors
    TAggregateAvg Internally used class for average aggregate functions
    TAggregateCount Internally used class for count aggregate functions
    TAggregateExpr Internally used Base class for aggregate expressions
    TAggregateMax Internally used class for maximum aggregate functions
    TAggregateMin Internally used class for minimum aggregate functions
    TAggregateSum Internally used class for sum aggregate functions
    TCaseOperation Internally used class for case-when conditional operations
    TCurrencyToDateTimeNode Internally used class for converting currency to datetime
    TCurrencyToFloatNode Internally used class for converting currency to float
    TExprBuiltInManager Class for managing built-in functions and variables in expressions
    TFloatToCurrencyNode Internally used class for converting float to currency
    TFloatToDateTimeNode Internally used class for converting float to datetime
    TFPAddOperation Internally used class for addition operations
    TFPBinaryAndOperation Internally used class for binary AND logical operation
    TFPBinaryOperation Internally used class for binary operations with left and right operands
    TFPBinaryOrOperation Internally used class for binary OR logical operation
    TFPBinaryXOrOperation Internally used class for binary XOR logical operation
    TFPBooleanOperation Internally used class for boolean operations in expressions
    TFPBooleanResultOperation Internally used class for operations that result in boolean values
    TFPBuiltInExprIdentifierDef Class for built-in expression identifier definitions
    TFPConstExpression Internally used class for constant value expressions
    TFPConvertNode Internally used class for type conversion operations
    TFPDivideOperation Internally used class for division operations
    TFPEqualOperation Internally used class for equality comparison operations
    TFPExpressionParser Class for parsing and evaluating mathematical expressions
    TFPExpressionScanner Class for tokenizing expression strings into parser tokens
    TFPExprFunction Internally used class for representing function calls in expression trees
    TFPExprIdentifierDef Class for defining identifiers in expressions
    TFPExprIdentifierDefs Collection class for expression identifier definitions
    TFPExprIdentifierNode Internally used class for identifier nodes in expression trees
    TFPExprNode Class for representing nodes in expression trees
    TFPExprVariable Internally used class for variable expression nodes
    TFPFunctionCallBack Internally used class for callback-based function expressions
    TFPFunctionEventHandler Internally used class for event-based function expressions
    TFPGreaterThanEqualOperation Internally used class for greater-than-or-equal comparison operations
    TFPGreaterThanOperation Internally used class for greater-than comparison operations
    TFPLessThanEqualOperation Internally used class for less-than-or-equal comparison operations
    TFPLessThanOperation Internally used class for less-than comparison operations
    TFPModuloOperation Internally used class for modulo operations
    TFPMultiplyOperation Internally used class for multiplication operations
    TFPNegateOperation Internally used class for numeric negation operations
    TFPNotNode Internally used class for logical NOT operations
    TFPOrderingOperation Internally used class for ordering comparison operations
    TFPPowerOperation Internally used class for power/exponentiation operations
    TFPSubtractOperation Internally used class for subtraction operations
    TFPUnaryOperator Internally used class for unary operations with single operand
    TFPUnequalOperation Internally used class for inequality comparison operations
    TIfOperation Internally used class for conditional if-then-else operations
    TIntConvertNode Internally used class for integer conversion operations
    TIntToCurrencyNode Internally used class for converting integer to currency
    TIntToDateTimeNode Internally used class for converting integer to datetime
    TIntToFloatNode Internally used class for converting integer to float
    TMathOperation Internally used class for mathematical operations in expressions