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GUID 生成・验证工具|支持 C#・.NET・SQL Server

在浏览器中为 C#、.NET、SQL Server 生成最多 10,000 个 GUID,并进行 D、N、B、P、X 格式转换、验证和字节数组查看。

Generate GUID

Generates up to 10,000 GUID v4 using Web Crypto and outputs them in a format for .NET and SQL Server.

You can also generate it with Ctrl+Enter.

Validate GUID

You can paste D/N/B/P/X formats and code output and check the byte order for standard format, Version, Variant, and .NET.

You can verify .NET D, N, B, P, and X formats.

Guid.Empty

You can copy constant values representing empty GUIDs in .NET.

Guid.Empty

00000000-0000-0000-0000-000000000000

关于此工具

You can generate and verify GUIDs used in C#, VB.NET, PowerShell, and SQL Server without the need for installation.

支持的功能

  • GUID v4 using cryptographically secure random numbers
  • .NET D/N/B/P/X format
  • Output for C#, VB.NET, PowerShell, SQL Server
  • Check byte string in RFC order and Guid.ToByteArray() order

使用方法

  1. Select the number of items, notation, uppercase/lowercase letters, and output format.
  2. Generate GUIDs and copy them in bulk or individually.
  3. Paste the existing GUID into the verification field and check the contents.

限制事项

Shortcut: You can generate it with Ctrl + Enter, and copy all the generated results with Ctrl + Shift + C.

关于此工具

You can generate GUIDs used in applications and databases in bulk, and check the .NET-specific format and Guid.ToByteArray() sequence.

支持的功能

  • Bulk generation of GUID v4 using cryptographically secure random numbers
  • Output for .NET D/N/B/P/X formats, C#, VB.NET, PowerShell, and SQL Server
  • Version/Variant/Duplicate/Guid.Empty/Byte string validation in RFC order and .NET order

使用方法

  1. Select the number of generated items, GUID notation, uppercase/lowercase letters, and output format.
  2. Generate GUIDs and copy/save them individually or in bulk.
  3. Paste the existing GUID or code output into the validation field and check the format and byte order.

限制事项

  • SQL Server's NEWSEQUENTIALID() is a database-side function and is not generated.
  • GUIDs are not a substitute for credentials or access privileges.
  • For binary linkage, please check whether the delivery destination expects RFC order or .NET order.

隐私: 输入内容和处理结果仅在浏览器中处理,不会发送或保存到 Develop Tools 的服务器。