Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / untmp / whidbey / QFE / ndp / clr / src / BCL / System / UInt64.cs / 1 / UInt64.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== /*============================================================ ** ** Class: UInt64 ** ** Purpose: This class will encapsulate an unsigned long and ** provide an Object representation of it. ** ** ===========================================================*/ namespace System { using System.Globalization; using System; using System.Runtime.InteropServices; // Wrapper for unsigned 64 bit integers. [Serializable, CLSCompliant(false), System.Runtime.InteropServices.StructLayout(LayoutKind.Sequential)] [System.Runtime.InteropServices.ComVisible(true)] public struct UInt64 : IComparable, IFormattable, IConvertible #if GENERICS_WORK , IComparable, IEquatable #endif { private ulong m_value; public const ulong MaxValue = (ulong) 0xffffffffffffffffL; public const ulong MinValue = 0x0; // Compares this object to another object, returning an integer that // indicates the relationship. // Returns a value less than zero if this object // null is considered to be less than any instance. // If object is not of type UInt64, this method throws an ArgumentException. // public int CompareTo(Object value) { if (value == null) { return 1; } if (value is UInt64) { // Need to use compare because subtraction will wrap // to positive for very large neg numbers, etc. ulong i = (ulong)value; if (m_value < i) return -1; if (m_value > i) return 1; return 0; } throw new ArgumentException (Environment.GetResourceString("Arg_MustBeUInt64")); } public int CompareTo(UInt64 value) { // Need to use compare because subtraction will wrap // to positive for very large neg numbers, etc. if (m_value < value) return -1; if (m_value > value) return 1; return 0; } public override bool Equals(Object obj) { if (!(obj is UInt64)) { return false; } return m_value == ((UInt64)obj).m_value; } public bool Equals(UInt64 obj) { return m_value == obj; } // The value of the lower 32 bits XORed with the uppper 32 bits. public override int GetHashCode() { return ((int)m_value) ^ (int)(m_value >> 32); } public override String ToString() { return Number.FormatUInt64(m_value, null, NumberFormatInfo.CurrentInfo); } public String ToString(IFormatProvider provider) { return Number.FormatUInt64(m_value, null, NumberFormatInfo.GetInstance(provider)); } public String ToString(String format) { return Number.FormatUInt64(m_value, format, NumberFormatInfo.CurrentInfo); } public String ToString(String format, IFormatProvider provider) { return Number.FormatUInt64(m_value, format, NumberFormatInfo.GetInstance(provider)); } [CLSCompliant(false)] public static ulong Parse(String s) { return Number.ParseUInt64(s, NumberStyles.Integer, NumberFormatInfo.CurrentInfo); } [CLSCompliant(false)] public static ulong Parse(String s, NumberStyles style) { NumberFormatInfo.ValidateParseStyleInteger(style); return Number.ParseUInt64(s, style, NumberFormatInfo.CurrentInfo); } [CLSCompliant(false)] public static ulong Parse(string s, IFormatProvider provider) { return Number.ParseUInt64(s, NumberStyles.Integer, NumberFormatInfo.GetInstance(provider)); } [CLSCompliant(false)] public static ulong Parse(String s, NumberStyles style, IFormatProvider provider) { NumberFormatInfo.ValidateParseStyleInteger(style); return Number.ParseUInt64(s, style, NumberFormatInfo.GetInstance(provider)); } [CLSCompliant(false)] public static Boolean TryParse(String s, out UInt64 result) { return Number.TryParseUInt64(s, NumberStyles.Integer, NumberFormatInfo.CurrentInfo, out result); } [CLSCompliant(false)] public static Boolean TryParse(String s, NumberStyles style, IFormatProvider provider, out UInt64 result) { NumberFormatInfo.ValidateParseStyleInteger(style); return Number.TryParseUInt64(s, style, NumberFormatInfo.GetInstance(provider), out result); } // // IValue implementation // public TypeCode GetTypeCode() { return TypeCode.UInt64; } /// bool IConvertible.ToBoolean(IFormatProvider provider) { return Convert.ToBoolean(m_value); } /// char IConvertible.ToChar(IFormatProvider provider) { return Convert.ToChar(m_value); } /// sbyte IConvertible.ToSByte(IFormatProvider provider) { return Convert.ToSByte(m_value); } /// byte IConvertible.ToByte(IFormatProvider provider) { return Convert.ToByte(m_value); } /// short IConvertible.ToInt16(IFormatProvider provider) { return Convert.ToInt16(m_value); } /// ushort IConvertible.ToUInt16(IFormatProvider provider) { return Convert.ToUInt16(m_value); } /// int IConvertible.ToInt32(IFormatProvider provider) { return Convert.ToInt32(m_value); } /// uint IConvertible.ToUInt32(IFormatProvider provider) { return Convert.ToUInt32(m_value); } /// long IConvertible.ToInt64(IFormatProvider provider) { return Convert.ToInt64(m_value); } /// ulong IConvertible.ToUInt64(IFormatProvider provider) { return m_value; } /// float IConvertible.ToSingle(IFormatProvider provider) { return Convert.ToSingle(m_value); } /// double IConvertible.ToDouble(IFormatProvider provider) { return Convert.ToDouble(m_value); } /// Decimal IConvertible.ToDecimal(IFormatProvider provider) { return Convert.ToDecimal(m_value); } /// DateTime IConvertible.ToDateTime(IFormatProvider provider) { throw new InvalidCastException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("InvalidCast_FromTo"), "UInt64", "DateTime")); } /// Object IConvertible.ToType(Type type, IFormatProvider provider) { return Convert.DefaultToType((IConvertible)this, type, provider); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- ValidatorUtils.cs
- TableLayoutSettingsTypeConverter.cs
- Queue.cs
- LocalizedNameDescriptionPair.cs
- TableItemProviderWrapper.cs
- VirtualPath.cs
- _SSPISessionCache.cs
- ConnectionsZone.cs
- RoutedEvent.cs
- TrackBar.cs
- SqlDataSourceCustomCommandEditor.cs
- SqlParameter.cs
- ApplicationManager.cs
- RightsManagementProvider.cs
- ServiceNameCollection.cs
- ContextMarshalException.cs
- NumericUpDownAccelerationCollection.cs
- path.cs
- PlainXmlWriter.cs
- DateTimeValueSerializer.cs
- SafeNativeMethodsMilCoreApi.cs
- ExpressionDumper.cs
- DataObjectFieldAttribute.cs
- SerializationSectionGroup.cs
- TextProperties.cs
- MediaScriptCommandRoutedEventArgs.cs
- WindowsIdentity.cs
- ErrorStyle.cs
- HttpGetProtocolImporter.cs
- MatrixUtil.cs
- StyleSheet.cs
- XmlDigitalSignatureProcessor.cs
- TypeSystemProvider.cs
- SmiRequestExecutor.cs
- RtfFormatStack.cs
- GeneralTransform2DTo3DTo2D.cs
- CharAnimationUsingKeyFrames.cs
- PermissionToken.cs
- Emitter.cs
- Single.cs
- HttpValueCollection.cs
- OrderedDictionary.cs
- TdsParserSessionPool.cs
- PointLightBase.cs
- DecimalAnimationUsingKeyFrames.cs
- DataGridState.cs
- SafeFileMappingHandle.cs
- ColumnResizeUndoUnit.cs
- ShapingEngine.cs
- IndicFontClient.cs
- Label.cs
- TransportElement.cs
- PropertyRef.cs
- PermissionSetEnumerator.cs
- StatusBarItemAutomationPeer.cs
- SchemaElementDecl.cs
- EastAsianLunisolarCalendar.cs
- CharAnimationUsingKeyFrames.cs
- SignatureHelper.cs
- CreateUserWizardStep.cs
- FixedFindEngine.cs
- DesigntimeLicenseContextSerializer.cs
- UnsafeNativeMethods.cs
- TemplateBaseAction.cs
- BinHexEncoder.cs
- DataSourceExpression.cs
- AudioLevelUpdatedEventArgs.cs
- PrimitiveXmlSerializers.cs
- ConfigXmlReader.cs
- TransformerInfoCollection.cs
- MonthChangedEventArgs.cs
- ListenerElementsCollection.cs
- SafeLibraryHandle.cs
- DataGridViewImageColumn.cs
- WindowsRebar.cs
- PenThreadWorker.cs
- ConfigsHelper.cs
- PartManifestEntry.cs
- ApplicationException.cs
- RoutedCommand.cs
- InputDevice.cs
- MeshGeometry3D.cs
- _AcceptOverlappedAsyncResult.cs
- PasswordPropertyTextAttribute.cs
- OleDbConnectionInternal.cs
- DotExpr.cs
- RefreshEventArgs.cs
- Vector3DConverter.cs
- DataGridViewRowsRemovedEventArgs.cs
- DesignTimeTemplateParser.cs
- ActivityInterfaces.cs
- XmlSiteMapProvider.cs
- MobileDeviceCapabilitiesSectionHandler.cs
- PolyQuadraticBezierSegment.cs
- ArithmeticException.cs
- nulltextcontainer.cs
- TextContainerChangedEventArgs.cs
- CompiledRegexRunnerFactory.cs
- BoundPropertyEntry.cs
- ChannelSinkStacks.cs