Class ExpressionFormula<TResult>

Namespace

Ecng.Compilation.Expressions

Assembly

Ecng.Compilation.dll

Compiled mathematical formula.

public abstract class ExpressionFormula<TResult>

Type Parameters

TResult

Result type.

Inheritance

object

ExpressionFormula<TResult>

Inherited Members

object.GetType()

object.MemberwiseClone()

object.Equals(object)

object.Equals(object, object)

object.ReferenceEquals(object, object)

object.GetHashCode()

Extension Methods

AsyncHelper.FromResult<TValue>(TValue)

AsyncHelper.ToCompleteSource<TValue>(TValue)

CompareHelper.IsDefault<T>(T)

CompareHelper.IsRuntimeDefault<T>(T)

Converter.TypedTo<TFrom, TTo>(TFrom)

DelegateHelper.AddDelegate<TDelegate>(TDelegate, TDelegate)

DelegateHelper.GetInvocationList<TDelegate>(TDelegate)

DelegateHelper.RemoveAllDelegates<TDelegate>(TDelegate)

DelegateHelper.RemoveDelegate<TDelegate>(TDelegate, TDelegate)

DisposableHelper.MakeDisposable<T>(T, Action<T>)

Enumerator.IsDefined<T>(T)

Enumerator.SplitMask<T>(T)

NullableHelper.Convert<T, TResult>(T, Func<T, TResult>, Func<TResult>)

NullableHelper.IsNull<T>(T)

NullableHelper.IsNull<T>(T, bool)

TupleHelper.ToValues<T>(T)

TypeHelper.CheckOnNull<T>(T, string)

TypeHelper.DoDispose<TSource>(TSource)

TypeHelper.ToScope<T>(T, bool)

NetworkHelper.Format<T>(T, bool)

PersistableHelper.TrySerialize<T>(T, out SettingsStorage)

XamlHelper.CopyToClipboard<T>(T)

Paths.SerializeToString<T>(T, bool)

Paths.Serialize<T>(T, bool)

Paths.Serialize<T>(T, string, bool)

CompareHelper.Compare(object, object)

Converter.To(object, Type)

Converter.To<T>(object)

Enumerator.GetAttributeOfType<TAttribute>(object)

Enumerator.IsEnumBrowsable(object)

Enumerator.SplitMask2(object)

TypeHelper.HasProperty(object, string)

EntityPropertyHelper.GetPropValue(object, string, Func<object, string, object>, IDictionary<string, object>)

Extensions.GetBasicProperties(object, int)

Extensions.GetDisplayName(object)

Extensions.GetFieldDescription(object)

Extensions.GetFieldDisplayName(object)

Extensions.GetFieldIcon(object)

JsonHelper.ToJson(object, bool)

JsonHelper.ToJson(object, bool, JsonSerializerSettings)

PersistableHelper.ToStorage(object, bool)

EditorExtensions.ToItemsSource(object, Type, bool?, ListSortDirection?, Func<IItemsSourceItem, bool>, Func<object, string>, Func<object, string>)

XamlHelper.EnsureUIThread(object)

XamlHelper.ShowModel<TWindow>(object, DependencyObject)

XamlHelper.WpfCast<T>(object)

VirtualPropertyRegistry.TryGetVirtualValue(object, string, out object)

Constructors

ExpressionFormula(string, IEnumerable<string>)

Initializes a new instance of the ExpressionFormula<TResult>.

protected ExpressionFormula(string expression, IEnumerable<string> variables)

Parameters

expression string

Mathematical formula.

variables IEnumerable<string>

Variables.

Properties

Error

Compilation error.

public string Error { get; }

Property Value

string

Expression

Mathematical formula.

public string Expression { get; }

Property Value

string

Variables

Variables.

public IEnumerable<string> Variables { get; }

Property Value

IEnumerable<string>

Methods

Calculate(decimal[])

To calculate the basket value.

public abstract TResult Calculate(decimal[] values)

Parameters

values decimal[]

Inner values.

Returns

TResult

The basket value.

CreateError(string)

Create a error stub.

public static ExpressionFormula<TResult> CreateError(string errorText)

Parameters

errorText string

The error text.

Returns

ExpressionFormula<TResult>

The stub.

ToString()

public override string ToString()

Returns

string