operator-class
Represents a logical expression or "predicate". For example: "less than", "is equal to", "starts with".
public class Korzh.EasyQuery.Operator
Assembly: Korzh.EasyQuery.dll
Properties
Name | Type | Description |
---|---|---|
AppliedTypes | DataTypeList | Gets the list of applied types for this operator. |
Caption | string | Gets or sets the operator caption. |
CaseInsensitive | bool | Gets or sets a value indicating whether the operator is case insensative. |
ConstValueFormat | string | Gets or sets the format of constant values. This property is used to process LIKE and similar operators |
DefaultOperand | Operand | Gets the defaults settings of operator operands. |
DisplayFormat | string | Gets or sets the display format of operator. |
Expr | string | Gets or sets the operator expression. |
Group | OperatorGroup | Gets or sets the group which this operator belongs to. |
Id | string | Gets or sets the operator ID. |
IsCondition | bool | Gets or sets a value indicating whether this operator instance represents custom condition. |
IsRange | bool | Gets or sets a value indicating whether this operator requires range values so first value must be less than the second one. |
MainText | string | Gets the main part of operator's DisplayFormat (this text will be shown as link in query panel) |
MathSymbol | string | Gets the math symbol that represents this operator. |
Model | DataModel | Gets or sets the model. |
Operands | OperandList | Gets the operands for this operator. |
ParamCount | int | Gets the number of parameters which are taken by the operator. |
Methods
Name | Type | Description |
---|---|---|
CalcParamCount() | void | Calculates the count of the parameters. |
GetOperand(int operandIndex) | Operand | Gets the operand of current operator by its index. |
ReadFromJsonAsync(JsonReader reader, CancellationToken ct = null) | Task | Reads operator's content from the JSON (asynchronous way). |
ToString() | string | Returns a |
WriteToJsonAsync(JsonWriter writer, CancellationToken ct = null) | Task | Writes operator's content to JSON (asynchronous way). |