aspnetcore/src/Microsoft.AspNetCore.Routing/Constraints/AlphaRouteConstraint.cs

18 lines
665 B
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
namespace Microsoft.AspNetCore.Routing.Constraints
{
/// <summary>
/// Constrains a route parameter to contain only lowercase or uppercase letters A through Z in the English alphabet.
/// </summary>
public class AlphaRouteConstraint : RegexRouteConstraint
{
/// <summary>
/// Initializes a new instance of the <see cref="AlphaRouteConstraint" /> class.
/// </summary>
public AlphaRouteConstraint() : base(@"^[a-z]*$")
{
}
}
}