#if NET20 using System; using System.Collections.Generic; using System.Text; namespace System { /// <summary>封装一个方法,该方法不具有参数且不返回值。</summary> public delegate void Action(); /// <summary>封装一个方法,该方法不具有参数且不返回值。</summary> public delegate void Action<T1, T2>(T1 arg1, T2 arg2); /// <summary>封装一个方法,该方法不具有参数且不返回值。</summary> public delegate void Action<T1, T2, T3>(T1 arg1, T2 arg2, T3 arg3); /// <summary>封装一个方法,该方法不具有参数且不返回值。</summary> public delegate void Action<T1, T2, T3, T4>(T1 arg1, T2 arg2, T3 arg3, T4 arg4); /// <summary>封装一个方法,该方法不具有参数且不返回值。</summary> public delegate void Action<T1, T2, T3, T4, T5>(T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5); /// <summary>封装一个方法,该方法不具有参数且不返回值。</summary> public delegate void Action<T1, T2, T3, T4, T5, T6>(T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6); /// <summary>封装一个方法,该方法不具有参数且不返回值。</summary> public delegate void Action<T1, T2, T3, T4, T5, T6, T7>(T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7); /// <summary>封装一个方法,该方法不具有参数且不返回值。</summary> public delegate void Action<T1, T2, T3, T4, T5, T6, T7, T8>(T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7, T8 arg8); } #endif