\u4e00\u3001RACCommand<\/p>\n
\n\/\/filter\u8fc7\u6ee4\u67d0\u4e9b\n\/\/ignore\u5ffd\u7565\u67d0\u4e9b\u503c\n\/\/startWith\u4ece\u54ea\u91cc\u5f00\u59cb\n\/\/skip\u8df3\u8fc7\uff08\u5ffd\u7565\uff09\u6b21\u6570\n\/\/take\u53d6\u51e0\u6b21\u503c \u6b63\u5e8f\n\/\/takeLast\u53d6\u51e0\u6b21\u503c \u5012\u5e8f \n\/\/ RACCommand \u7684\u4f7f\u7528: \u4f7f\u7528\u573a\u666f,\u76d1\u542c\u6309\u94ae\u70b9\u51fb\uff0c\u7f51\u7edc\u8bf7\u6c42\n- (void)RACCommand{ \n\n \/\/ 1.\u521b\u5efa\u547d\u4ee4\n RACCommand *command = [[RACCommand alloc] initWithSignalBlock:^RACSignal *(id input) {\n \n NSLog(@\"\u6267\u884c\u547d\u4ee4\");\n \/\/ \u521b\u5efa\u7a7a\u4fe1\u53f7,\u5fc5\u987b\u8fd4\u56de\u4fe1\u53f7\n \/\/ return [RACSignal empty];\n \n \/\/ 2.\u521b\u5efa\u4fe1\u53f7,\u7528\u6765\u4f20\u9012\u6570\u636e\n return [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@\"\u8bf7\u6c42\u6570\u636e\"];\n \n \/\/ \u6ce8\u610f\uff1a\u6570\u636e\u4f20\u9012\u5b8c\uff0c\u6700\u597d\u8c03\u7528sendCompleted\uff0c\u8fd9\u65f6\u547d\u4ee4\u624d\u6267\u884c\u5b8c\u6bd5\u3002\n [subscriber sendCompleted];\n \n return nil;\n }];\n \n }];\n \n \/\/ \u5f3a\u5f15\u7528\u547d\u4ee4\uff0c\u4e0d\u8981\u88ab\u9500\u6bc1\uff0c\u5426\u5219\u63a5\u6536\u4e0d\u5230\u6570\u636e\n self.conmmand = command;\n \n \/\/ 3.\u8ba2\u9605RACCommand\u4e2d\u7684\u4fe1\u53f7\n [command.executionSignals subscribeNext:^(id x) {\n \n NSLog(@\"command.executionSignals %@\",x);\n [x subscribeNext:^(NSString *x) {\n \n NSLog(@\"x subscribeNext %@\",x);\n }];\n \n }];\n \n \/\/ RAC\u9ad8\u7ea7\u7528\u6cd5\n \/\/ switchToLatest:\u7528\u4e8esignal of signals\uff0c\u83b7\u53d6signal of signals\u53d1\u51fa\u7684\u6700\u65b0\u4fe1\u53f7,\u4e5f\u5c31\u662f\u53ef\u4ee5\u76f4\u63a5\u62ff\u5230RACCommand\u4e2d\u7684\u4fe1\u53f7\n\/\/ [command.executionSignals.switchToLatest subscribeNext:^(id x) {\n\/\/\n\/\/ NSLog(@\"command.executionSignals.switchToLatest %@\",x);\n\/\/ }];\n \n \/\/ 4.\u76d1\u542c\u547d\u4ee4\u662f\u5426\u6267\u884c\u5b8c\u6bd5,\u9ed8\u8ba4\u4f1a\u6765\u4e00\u6b21\uff0c\u53ef\u4ee5\u76f4\u63a5\u8df3\u8fc7\uff0cskip\u8868\u793a\u8df3\u8fc7\u7b2c\u4e00\u6b21\u4fe1\u53f7\u3002\n [[command.executing skip:1] subscribeNext:^(id x) {\n \n if ([x boolValue] == YES) {\n \/\/ \u6b63\u5728\u6267\u884c\n NSLog(@\"\u6b63\u5728\u6267\u884c\");\n \n }else{\n \/\/ \u6267\u884c\u5b8c\u6210\n NSLog(@\"\u6267\u884c\u5b8c\u6210\");\n }\n \n }];\n \/\/ 5.\u6267\u884c\u547d\u4ee4\n [self.conmmand execute:@1];\n \n}\n<\/code><\/pre>\n\u4e8c\u3001RACMulticastConnection<\/p>\n
\n\/\/ RACMulticastConnection \u4f7f\u7528\u573a\u666f\uff1a\u7528\u4e8e\u5f53\u4e00\u4e2a\u4fe1\u53f7\uff0c\u88ab\u591a\u6b21\u8ba2\u9605\u65f6\uff0c\u4e3a\u4e86\u4fdd\u8bc1\u521b\u5efa\u4fe1\u53f7\u65f6\uff0c\u907f\u514d\u591a\u6b21\u8c03\u7528\u521b\u5efa\u4fe1\u53f7\u4e2d\u7684block\uff0c\u9020\u6210\u526f\u4f5c\u7528\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a\u7c7b\u5904\u7406\n- (void)RACMulticastConnection{\n \/\/ \u9700\u6c42\uff1a\u5047\u8bbe\u5728\u4e00\u4e2a\u4fe1\u53f7\u4e2d\u53d1\u9001\u8bf7\u6c42\uff0c\u6bcf\u6b21\u8ba2\u9605\u4e00\u6b21\u90fd\u4f1a\u53d1\u9001\u8bf7\u6c42\uff0c\u8fd9\u6837\u5c31\u4f1a\u5bfc\u81f4\u591a\u6b21\u8bf7\u6c42\u3002\n \/\/ \u89e3\u51b3\uff1a\u4f7f\u7528RACMulticastConnection\u5c31\u80fd\u89e3\u51b3.\n \/\/ 1.\u521b\u5efa\u8bf7\u6c42\u4fe1\u53f7\n\/\/ RACSignal *signal = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n\/\/\n\/\/\n\/\/ NSLog(@\"\u53d1\u9001\u8bf7\u6c42\");\n\/\/\n\/\/ return nil;\n\/\/ }];\n\/\/ \/\/ 2.\u8ba2\u9605\u4fe1\u53f7\n\/\/ [signal subscribeNext:^(id x) {\n\/\/\n\/\/ NSLog(@\"\u63a5\u6536\u6570\u636e\");\n\/\/\n\/\/ }];\n\/\/ \/\/ 2.\u8ba2\u9605\u4fe1\u53f7\n\/\/ [signal subscribeNext:^(id x) {\n\/\/\n\/\/ NSLog(@\"\u63a5\u6536\u6570\u636e\");\n\/\/\n\/\/ }];\n\/\/ \/\/ 3.\u8fd0\u884c\u7ed3\u679c\uff0c\u4f1a\u6267\u884c\u4e24\u904d\u53d1\u9001\u8bf7\u6c42\uff0c\u4e5f\u5c31\u662f\u6bcf\u6b21\u8ba2\u9605\u90fd\u4f1a\u53d1\u9001\u4e00\u6b21\u8bf7\u6c42\n \n \n \/\/ RACMulticastConnection:\u89e3\u51b3\u91cd\u590d\u8bf7\u6c42\u95ee\u9898\n \/\/ 1.\u521b\u5efa\u4fe1\u53f7\n RACSignal *signal = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n \n NSLog(@\"\u53d1\u9001\u8bf7\u6c42\");\n [subscriber sendNext:@1];\n \n return nil;\n }];\n \n \/\/ 2.\u521b\u5efa\u8fde\u63a5\n RACMulticastConnection *connect = [signal publish];\n \n \/\/ 3.\u8ba2\u9605\u4fe1\u53f7\uff0c\n \/\/ \u6ce8\u610f\uff1a\u8ba2\u9605\u4fe1\u53f7\uff0c\u4e5f\u4e0d\u80fd\u6fc0\u6d3b\u4fe1\u53f7\uff0c\u53ea\u662f\u4fdd\u5b58\u8ba2\u9605\u8005\u5230\u6570\u7ec4\uff0c\u5fc5\u987b\u901a\u8fc7\u8fde\u63a5,\u5f53\u8c03\u7528\u8fde\u63a5\uff0c\u5c31\u4f1a\u4e00\u6b21\u6027\u8c03\u7528\u6240\u6709\u8ba2\u9605\u8005\u7684sendNext:\n [connect.signal subscribeNext:^(id x) {\n \n NSLog(@\"\u8ba2\u9605\u8005\u4e00\u4fe1\u53f7 %@\",x);\n \n }];\n \n [connect.signal subscribeNext:^(id x) {\n \n NSLog(@\"\u8ba2\u9605\u8005\u4e8c\u4fe1\u53f7 %@\",x);\n \n }];\n \n \/\/ 4.\u8fde\u63a5,\u6fc0\u6d3b\u4fe1\u53f7\n [connect connect];\n}\n<\/code><\/pre>\n\u4e09\u3001bind<\/p>\n
\n\/\/ ReactiveCocoa\u6838\u5fc3\u65b9\u6cd5bind\n- (void)bind{\n \/\/ \u5047\u8bbe\u60f3\u76d1\u542c\u6587\u672c\u6846\u7684\u5185\u5bb9\uff0c\u5e76\u4e14\u5728\u6bcf\u6b21\u8f93\u51fa\u7ed3\u679c\u7684\u65f6\u5019\uff0c\u90fd\u5728\u6587\u672c\u6846\u7684\u5185\u5bb9\u62fc\u63a5\u4e00\u6bb5\u6587\u5b57\u201c\u8f93\u51fa\uff1a\u201d\n \n \/\/ \u65b9\u5f0f\u4e00:\u5728\u8fd4\u56de\u7ed3\u679c\u540e\uff0c\u62fc\u63a5\u3002\n [self.textField.rac_textSignal subscribeNext:^(id x) {\n \n NSLog(@\"\u8f93\u51fa:%@\",x);\n }];\n \n \n \/\/ map\n [[_textField.rac_textSignal map:^id(id value) {\n \/\/ \u5f53\u6e90\u4fe1\u53f7\u53d1\u51fa\uff0c\u5c31\u4f1a\u8c03\u7528\u8fd9\u4e2ablock\uff0c\u4fee\u6539\u6e90\u4fe1\u53f7\u7684\u5185\u5bb9\n \/\/ \u8fd4\u56de\u503c\uff1a\u5c31\u662f\u5904\u7406\u5b8c\u6e90\u4fe1\u53f7\u7684\u5185\u5bb9\u3002\n return [NSString stringWithFormat:@\"\u8f93\u51fa:%@\",value];\n }] subscribeNext:^(id x) {\n \n NSLog(@\"%@\",x);\n }];\n \n}\n<\/code><\/pre>\n\u56db\u3001concat<\/p>\n
\n\/\/ \u64cd\u4f5c\u65b9\u6cd5\u7ec4\u5408\n- (void)concat{\n RACSignal *signalA = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@1];\n \n [subscriber sendCompleted];\n \n return nil;\n }];\n RACSignal *signalB = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@2];\n \n return nil;\n }];\n \n \/\/ \u628asignalA\u62fc\u63a5\u5230signalB\u540e\uff0csignalA\u53d1\u9001\u5b8c\u6210\uff0csignalB\u624d\u4f1a\u88ab\u6fc0\u6d3b\u3002\n RACSignal *concatSignal = [signalA concat:signalB];\n \n \/\/ \u4ee5\u540e\u53ea\u9700\u8981\u9762\u5bf9\u62fc\u63a5\u4fe1\u53f7\u5f00\u53d1\u3002\n \/\/ \u8ba2\u9605\u62fc\u63a5\u7684\u4fe1\u53f7\uff0c\u4e0d\u9700\u8981\u5355\u72ec\u8ba2\u9605signalA\uff0csignalB\n \/\/ \u5185\u90e8\u4f1a\u81ea\u52a8\u8ba2\u9605\u3002\n \/\/ \u6ce8\u610f\uff1a\u7b2c\u4e00\u4e2a\u4fe1\u53f7\u5fc5\u987b\u53d1\u9001\u5b8c\u6210\uff0c\u7b2c\u4e8c\u4e2a\u4fe1\u53f7\u624d\u4f1a\u88ab\u6fc0\u6d3b\n [concatSignal subscribeNext:^(id x) {\n \n NSLog(@\"%@\",x);\n \n }];\n \n \/\/ concat\u5e95\u5c42\u5b9e\u73b0:\n \/\/ 1.\u5f53\u62fc\u63a5\u4fe1\u53f7\u88ab\u8ba2\u9605\uff0c\u5c31\u4f1a\u8c03\u7528\u62fc\u63a5\u4fe1\u53f7\u7684didSubscribe\n \/\/ 2.didSubscribe\u4e2d\uff0c\u4f1a\u5148\u8ba2\u9605\u7b2c\u4e00\u4e2a\u6e90\u4fe1\u53f7\uff08signalA\uff09\n \/\/ 3.\u4f1a\u6267\u884c\u7b2c\u4e00\u4e2a\u6e90\u4fe1\u53f7\uff08signalA\uff09\u7684didSubscribe\n \/\/ 4.\u7b2c\u4e00\u4e2a\u6e90\u4fe1\u53f7\uff08signalA\uff09didSubscribe\u4e2d\u53d1\u9001\u503c\uff0c\u5c31\u4f1a\u8c03\u7528\u7b2c\u4e00\u4e2a\u6e90\u4fe1\u53f7\uff08signalA\uff09\u8ba2\u9605\u8005\u7684nextBlock,\u901a\u8fc7\u62fc\u63a5\u4fe1\u53f7\u7684\u8ba2\u9605\u8005\u628a\u503c\u53d1\u9001\u51fa\u6765.\n \/\/ 5.\u7b2c\u4e00\u4e2a\u6e90\u4fe1\u53f7\uff08signalA\uff09didSubscribe\u4e2d\u53d1\u9001\u5b8c\u6210\uff0c\u5c31\u4f1a\u8c03\u7528\u7b2c\u4e00\u4e2a\u6e90\u4fe1\u53f7\uff08signalA\uff09\u8ba2\u9605\u8005\u7684completedBlock,\u8ba2\u9605\u7b2c\u4e8c\u4e2a\u6e90\u4fe1\u53f7\uff08signalB\uff09\u8fd9\u65f6\u5019\u624d\u6fc0\u6d3b\uff08signalB\uff09\u3002\n \/\/ 6.\u8ba2\u9605\u7b2c\u4e8c\u4e2a\u6e90\u4fe1\u53f7\uff08signalB\uff09,\u6267\u884c\u7b2c\u4e8c\u4e2a\u6e90\u4fe1\u53f7\uff08signalB\uff09\u7684didSubscribe\n \/\/ 7.\u7b2c\u4e8c\u4e2a\u6e90\u4fe1\u53f7\uff08signalA\uff09didSubscribe\u4e2d\u53d1\u9001\u503c,\u5c31\u4f1a\u901a\u8fc7\u62fc\u63a5\u4fe1\u53f7\u7684\u8ba2\u9605\u8005\u628a\u503c\u53d1\u9001\u51fa\u6765.\n \n \n}\n<\/code><\/pre>\n\u4e94\u3001than<\/p>\n
\n- (void)than{\n \n \/\/ then:\u7528\u4e8e\u8fde\u63a5\u4e24\u4e2a\u4fe1\u53f7\uff0c\u5f53\u7b2c\u4e00\u4e2a\u4fe1\u53f7\u5b8c\u6210\uff0c\u624d\u4f1a\u8fde\u63a5then\u8fd4\u56de\u7684\u4fe1\u53f7\n \/\/ \u6ce8\u610f\u4f7f\u7528then\uff0c\u4e4b\u524d\u4fe1\u53f7\u7684\u503c\u4f1a\u88ab\u5ffd\u7565\u6389.\n \/\/ \u5e95\u5c42\u5b9e\u73b0\uff1a1\u3001\u5148\u8fc7\u6ee4\u6389\u4e4b\u524d\u7684\u4fe1\u53f7\u53d1\u51fa\u7684\u503c\u30022.\u4f7f\u7528concat\u8fde\u63a5then\u8fd4\u56de\u7684\u4fe1\u53f7\n [[[RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@1];\n [subscriber sendCompleted];\n return nil;\n }] then:^RACSignal *{\n return [RACSignal createSignal:^RACDisposable *(id subscriber) {\n [subscriber sendNext:@2];\n return nil;\n }];\n }] subscribeNext:^(id x) {\n \n \/\/ \u53ea\u80fd\u63a5\u6536\u5230\u7b2c\u4e8c\u4e2a\u4fe1\u53f7\u7684\u503c\uff0c\u4e5f\u5c31\u662fthen\u8fd4\u56de\u4fe1\u53f7\u7684\u503c\n NSLog(@\"%@\",x);\n }];\n}\n<\/code><\/pre>\n\u516d\u3001merge<\/p>\n
\n- (void)merge{\n \n \/\/ merge:\u628a\u591a\u4e2a\u4fe1\u53f7\u5408\u5e76\u6210\u4e00\u4e2a\u4fe1\u53f7\n \/\/\u521b\u5efa\u591a\u4e2a\u4fe1\u53f7\n RACSignal *signalA = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@1];\n \n \n return nil;\n }];\n \n RACSignal *signalB = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@2];\n \n return nil;\n }];\n \n \/\/ \u5408\u5e76\u4fe1\u53f7,\u4efb\u4f55\u4e00\u4e2a\u4fe1\u53f7\u53d1\u9001\u6570\u636e\uff0c\u90fd\u80fd\u76d1\u542c\u5230.\n RACSignal *mergeSignal = [signalA merge:signalB];\n \n [mergeSignal subscribeNext:^(id x) {\n \n NSLog(@\"%@\",x);\n \n }];\n \n \/\/ \u5e95\u5c42\u5b9e\u73b0\uff1a\n \/\/ 1.\u5408\u5e76\u4fe1\u53f7\u88ab\u8ba2\u9605\u7684\u65f6\u5019\uff0c\u5c31\u4f1a\u904d\u5386\u6240\u6709\u4fe1\u53f7\uff0c\u5e76\u4e14\u53d1\u51fa\u8fd9\u4e9b\u4fe1\u53f7\u3002\n \/\/ 2.\u6bcf\u53d1\u51fa\u4e00\u4e2a\u4fe1\u53f7\uff0c\u8fd9\u4e2a\u4fe1\u53f7\u5c31\u4f1a\u88ab\u8ba2\u9605\n \/\/ 3.\u4e5f\u5c31\u662f\u5408\u5e76\u4fe1\u53f7\u4e00\u88ab\u8ba2\u9605\uff0c\u5c31\u4f1a\u8ba2\u9605\u91cc\u9762\u6240\u6709\u7684\u4fe1\u53f7\u3002\n \/\/ 4.\u53ea\u8981\u6709\u4e00\u4e2a\u4fe1\u53f7\u88ab\u53d1\u51fa\u5c31\u4f1a\u88ab\u76d1\u542c\u3002\n}\n<\/code><\/pre>\n\u4e03\u3001zipWith<\/p>\n
\n- (void)zipWith{\n \/\/zipWith:\u628a\u4e24\u4e2a\u4fe1\u53f7\u538b\u7f29\u6210\u4e00\u4e2a\u4fe1\u53f7\uff0c\u53ea\u6709\u5f53\u4e24\u4e2a\u4fe1\u53f7\u540c\u65f6\u53d1\u51fa\u4fe1\u53f7\u5185\u5bb9\u65f6\uff0c\u5e76\u4e14\u628a\u4e24\u4e2a\u4fe1\u53f7\u7684\u5185\u5bb9\u5408\u5e76\u6210\u4e00\u4e2a\u5143\u7ec4\uff0c\u624d\u4f1a\u89e6\u53d1\u538b\u7f29\u6d41\u7684next\u4e8b\u4ef6\u3002\n RACSignal *signalA = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@1];\n \n \n return nil;\n }];\n \n RACSignal *signalB = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@2];\n \n return nil;\n }];\n \n \n \n \/\/ \u538b\u7f29\u4fe1\u53f7A\uff0c\u4fe1\u53f7B\n RACSignal *zipSignal = [signalA zipWith:signalB];\n \n [zipSignal subscribeNext:^(id x) {\n \n NSLog(@\"%@\",x);\n }];\n \n \/\/ \u5e95\u5c42\u5b9e\u73b0:\n \/\/ 1.\u5b9a\u4e49\u538b\u7f29\u4fe1\u53f7\uff0c\u5185\u90e8\u5c31\u4f1a\u81ea\u52a8\u8ba2\u9605signalA\uff0csignalB\n \/\/ 2.\u6bcf\u5f53signalA\u6216\u8005signalB\u53d1\u51fa\u4fe1\u53f7\uff0c\u5c31\u4f1a\u5224\u65adsignalA\uff0csignalB\u6709\u6ca1\u6709\u53d1\u51fa\u4e2a\u4fe1\u53f7\uff0c\u6709\u5c31\u4f1a\u628a\u6700\u8fd1\u53d1\u51fa\u7684\u4fe1\u53f7\u90fd\u5305\u88c5\u6210\u5143\u7ec4\u53d1\u51fa\u3002\n}\n<\/code><\/pre>\n\u516b\u3001combineLatest<\/p>\n
\n\/\/ combineLatest:\u5c06\u591a\u4e2a\u4fe1\u53f7\u5408\u5e76\u8d77\u6765\uff0c\u5e76\u4e14\u62ff\u5230\u5404\u4e2a\u4fe1\u53f7\u7684\u6700\u65b0\u7684\u503c,\u5fc5\u987b\u6bcf\u4e2a\u5408\u5e76\u7684signal\u81f3\u5c11\u90fd\u6709\u8fc7\u4e00\u6b21sendNext\uff0c\u624d\u4f1a\u89e6\u53d1\u5408\u5e76\u7684\u4fe1\u53f7\u3002\n- (void)combineLatest{\n RACSignal *signalA = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@1];\n \n return nil;\n }];\n \n RACSignal *signalB = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@2];\n \n return nil;\n }];\n \n \/\/ \u628a\u4e24\u4e2a\u4fe1\u53f7\u7ec4\u5408\u6210\u4e00\u4e2a\u4fe1\u53f7,\u8ddfzip\u4e00\u6837\uff0c\u6ca1\u4ec0\u4e48\u533a\u522b\n RACSignal *combineSignal = [signalA combineLatestWith:signalB];\n \n [combineSignal subscribeNext:^(id x) {\n \n NSLog(@\"%@\",x);\n }];\n \n \/\/ \u5e95\u5c42\u5b9e\u73b0\uff1a\n \/\/ 1.\u5f53\u7ec4\u5408\u4fe1\u53f7\u88ab\u8ba2\u9605\uff0c\u5185\u90e8\u4f1a\u81ea\u52a8\u8ba2\u9605signalA\uff0csignalB,\u5fc5\u987b\u4e24\u4e2a\u4fe1\u53f7\u90fd\u53d1\u51fa\u5185\u5bb9\uff0c\u624d\u4f1a\u88ab\u89e6\u53d1\u3002\n \/\/ 2.\u5e76\u4e14\u628a\u4e24\u4e2a\u4fe1\u53f7\u7ec4\u5408\u6210\u5143\u7ec4\u53d1\u51fa\u3002\n \n}\n<\/code><\/pre>\n\u4e5d\u3001combineLatestReduce<\/p>\n
\n\/\/ \u7ec4\u5408\u5e76\u805a\u5408\n- (void)combineLatestReduce{\n RACSignal *signalA = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@1];\n \n return nil;\n }];\n \n RACSignal *signalB = [RACSignal createSignal:^RACDisposable *(id subscriber) {\n \n [subscriber sendNext:@2];\n \n return nil;\n }];\n \n \/\/ \u805a\u5408\n \/\/ \u5e38\u89c1\u7684\u7528\u6cd5\uff0c\uff08\u5148\u7ec4\u5408\u5728\u805a\u5408\uff09\u3002combineLatest:(id)signals reduce:(id (^)())reduceBlock\n \/\/ reduce\u4e2d\u7684block\u7b80\u4ecb:\n \/\/ reduceblcok\u4e2d\u7684\u53c2\u6570\uff0c\u6709\u591a\u5c11\u4fe1\u53f7\u7ec4\u5408\uff0creduceblcok\u5c31\u6709\u591a\u5c11\u53c2\u6570\uff0c\u6bcf\u4e2a\u53c2\u6570\u5c31\u662f\u4e4b\u524d\u4fe1\u53f7\u53d1\u51fa\u7684\u5185\u5bb9\n \/\/ reduceblcok\u7684\u8fd4\u56de\u503c\uff1a\u805a\u5408\u4fe1\u53f7\u4e4b\u540e\u7684\u5185\u5bb9\u3002\n RACSignal *reduceSignal = [RACSignal combineLatest:@[signalA,signalB] reduce:^id(NSNumber *num1 ,NSNumber *num2){\n \n return [NSString stringWithFormat:@\"%@ %@\",num1,num2];\n \n }];\n \n [reduceSignal subscribeNext:^(id x) {\n \n NSLog(@\"%@\",x);\n }];\n \n \/\/ \u5e95\u5c42\u5b9e\u73b0:\n \/\/ 1.\u8ba2\u9605\u805a\u5408\u4fe1\u53f7\uff0c\u6bcf\u6b21\u6709\u5185\u5bb9\u53d1\u51fa\uff0c\u5c31\u4f1a\u6267\u884creduceblcok\uff0c\u628a\u4fe1\u53f7\u5185\u5bb9\u8f6c\u6362\u6210reduceblcok\u8fd4\u56de\u7684\u503c\u3002\n \n}\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u4e00\u3001RACCommand \/\/filter\u8fc7\u6ee4\u67d0\u4e9b \/\/ignore\u5ffd\u7565\u67d0\u4e9b\u503c \/\/startWith\u4ece\u54ea\u91cc\u5f00\u59cb \/\/skip\u8df3\u8fc7 …<\/p>\n","protected":false},"author":1,"featured_media":67,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[3],"tags":[],"class_list":["post-64","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-3"],"_links":{"self":[{"href":"https:\/\/www.yomisoft.com\/index.php\/wp-json\/wp\/v2\/posts\/64","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yomisoft.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yomisoft.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yomisoft.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yomisoft.com\/index.php\/wp-json\/wp\/v2\/comments?post=64"}],"version-history":[{"count":1,"href":"https:\/\/www.yomisoft.com\/index.php\/wp-json\/wp\/v2\/posts\/64\/revisions"}],"predecessor-version":[{"id":80,"href":"https:\/\/www.yomisoft.com\/index.php\/wp-json\/wp\/v2\/posts\/64\/revisions\/80"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yomisoft.com\/index.php\/wp-json\/wp\/v2\/media\/67"}],"wp:attachment":[{"href":"https:\/\/www.yomisoft.com\/index.php\/wp-json\/wp\/v2\/media?parent=64"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yomisoft.com\/index.php\/wp-json\/wp\/v2\/categories?post=64"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yomisoft.com\/index.php\/wp-json\/wp\/v2\/tags?post=64"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}