{"compress":true,"commitItems":[["9f3faa75-9cdd-4ae2-8d10-5b73f43af625",1558803028055,"# 委托系列学习之委托基础\n------\n## 委托概念\n\n> 委托是用户自定义的类，它定义了方法的类型。储存的是一系列具有相同参数和返回类型方法的地址列表，调用委托时，此委托列表的所有方法都将被执行。\n\n> 委托是一个类，它定义了方法的类型，使得可以将方法当作另一个方法的参数来进行传递，这种将方法动态地赋给参数的做法，可以避免在程序中大量使用If-Else(Switch)语句，同时使得程序具有更好的可扩展性。\n\n> 委托也是一种类型，所以它和类是同级的，可以通过委托来掉用方法，不要误以为委托和方法同级的，方法只是类的成员，还有定义委托和与之对应的方法必须具有相同的方法签名，即参数个数，类型相同，返回值类型相同\n\n> 委托是C#中函数回调机制，就是c语言中的函数指针在面向对象中的封装；\n> 简而言之就是函数指针。它定义了方法的类型，使得可以将方法当作另一个方法的参数来进行传递。\n> 委托和类相似，都是用户自定义的一种类型，只不过类表示的数据的集合，而委托表示的是一个或多个方法.\n\n\n",[[1558802977298,["Administrator@Ruyu-PC",[[-1,104," "]],[105,105],[104,104]]],[1558802978273,["Administrator@Ruyu-PC",[[1,104," "]],[104,104],[105,105]]],[1558802982218,["Administrator@Ruyu-PC",[[-1,210," "]],[211,211],[210,210]]],[1558802982582,["Administrator@Ruyu-PC",[[1,210," "]],[210,210],[211,211]]],[1558802987105,["Administrator@Ruyu-PC",[[-1,311,"> "]],[313,313],[311,311]]],[1558802987553,["Administrator@Ruyu-PC",[[-1,310,"\n"]],[311,311],[310,310]]],[1558802988913,["Administrator@Ruyu-PC",[[-1,309,"\n"]],[310,310],[309,309]]],[1558802990730,["Administrator@Ruyu-PC",[[1,309,"\n"]],[309,309],[310,310]]],[1558802991984,["Administrator@Ruyu-PC",[[1,310,"》"]],[310,310],[311,311]]],[1558802992810,["Administrator@Ruyu-PC",[[-1,310,"》"]],[311,311],[310,310]]],[1558802995862,["Administrator@Ruyu-PC",[[1,310,"> "]],[310,310],[312,312]]],[1558803061130,["Administrator@Ruyu-PC",[[1,447,"\n"]],[444,444],[445,445]]],[1558803061595,["Administrator@Ruyu-PC",[[1,448,"\n"]],[445,445],[446,446]]],[1558803062620,["Administrator@Ruyu-PC",[[1,446,"> 我觉得\n\n> 你看我时很远\n\n> 你看云时很近"]],[446,446],[471,471]]],[1558803070403,["Administrator@Ruyu-PC",[[-1,446,"> "]],[448,448],[446,446]]],[1558803072733,["Administrator@Ruyu-PC",[[1,446,"`"]],[446,446],[447,447]]],[1558803074567,["Administrator@Ruyu-PC",[[1,450,"`"]],[450,450],[451,451]]],[1558803083809,["Administrator@Ruyu-PC",[[-1,30,"> "]],[32,32],[30,30]]],[1558803085069,["Administrator@Ruyu-PC",[[1,30,"`"]],[30,30],[31,31]]],[1558803086847,["Administrator@Ruyu-PC",[[1,100,"`"]],[100,100],[101,101]]],[1558803089124,["Administrator@Ruyu-PC",[[1,103,"`"],[1,105,"`"]],[103,105],[103,107]]],[1558803092340,["Administrator@Ruyu-PC",[[-1,106,"`"]],[107,107],[106,106]]],[1558803094044,["Administrator@Ruyu-PC",[[1,208,"`"]],[208,208],[209,209]]],[1558803097044,["Administrator@Ruyu-PC",[[1,211,"`"],[1,213,"`"]],[211,213],[211,215]]],[1558803099094,["Administrator@Ruyu-PC",[[1,313,"`"]],[313,313],[314,314]]],[1558803101779,["Administrator@Ruyu-PC",[[-1,214,"`"]],[215,215],[214,214]]],[1558803109779,["Administrator@Ruyu-PC",[[-1,314,"> "],[1,316,"\n"]],[314,316],[315,315]]],[1558803110997,["Administrator@Ruyu-PC",[[1,315,"`"]],[315,315],[316,316]]],[1558803113374,["Administrator@Ruyu-PC",[[1,397,"`"]],[397,397],[398,398]]],[1558803116755,["Administrator@Ruyu-PC",[[-1,315,"`"]],[316,316],[315,315]]],[1558803117323,["Administrator@Ruyu-PC",[[-1,314,"\n"]],[315,315],[314,314]]],[1558803120310,["Administrator@Ruyu-PC",[[1,314,"`"]],[314,314],[315,315]]],[1558803125069,["Administrator@Ruyu-PC",[[1,349,"`"]],[349,349],[350,350]]],[1558803129197,["Administrator@Ruyu-PC",[[1,314,"\n"]],[313,313],[314,314]]],[1558803137726,["Administrator@Ruyu-PC",[[-1,352,"> "]],[354,3
