32 lines
2.5 KiB
C#
32 lines
2.5 KiB
C#
#if (NET20)
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namespace System
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{
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/// <summary>Encapsulates a method that has one parameter and returns a value of the type specified by the TResult parameter.</summary>
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/// <typeparam name="TResult">The type of the return value of the method that this delegate encapsulates.</typeparam>
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/// <returns>The return value of the method that this delegate encapsulates.</returns>
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internal delegate TResult Func<out TResult>();
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/// <summary>Encapsulates a method that has one parameter and returns a value of the type specified by the TResult parameter.</summary>
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/// <typeparam name="T">The type of the parameter of the method that this delegate encapsulates.</typeparam>
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/// <typeparam name="TResult">The type of the return value of the method that this delegate encapsulates.</typeparam>
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/// <param name="arg">The parameter of the method that this delegate encapsulates.</param>
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/// <returns>The return value of the method that this delegate encapsulates.</returns>
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internal delegate TResult Func<in T, out TResult>(T arg);
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/// <summary>Encapsulates a method that has two parameters and returns a value of the type specified by the TResult parameter.</summary>
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/// <typeparam name="T1">The type of the first parameter of the method that this delegate encapsulates.</typeparam>
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/// <typeparam name="T2">The type of the second parameter of the method that this delegate encapsulates.</typeparam>
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/// <typeparam name="TResult">The type of the return value of the method that this delegate encapsulates.</typeparam>
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/// <param name="arg1">The first parameter of the method that this delegate encapsulates.</param>
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/// <param name="arg2">The second parameter of the method that this delegate encapsulates.</param>
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/// <returns>The return value of the method that this delegate encapsulates.</returns>
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internal delegate TResult Func<in T1, in T2, out TResult>(T1 arg1, T2 arg2);
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/// <summary>Encapsulates a method that has two parameters and does not return a value.</summary>
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/// <typeparam name="T1">The type of the first parameter of the method that this delegate encapsulates.</typeparam>
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/// <typeparam name="T2">The type of the second parameter of the method that this delegate encapsulates.</typeparam>
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/// <param name="arg1">The first parameter of the method that this delegate encapsulates.</param>
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/// <param name="arg2">The second parameter of the method that this delegate encapsulates.</param>
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internal delegate void Action<in T1, in T2>(T1 arg1, T2 arg2);
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}
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#endif |