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returnType (^blockName)(parameterTypes) = ^returnType(parameters) {...};@property (nonatomic, copy) returnType (^blockName)(parameterTypes);- (void)someMethodThatTakesABlock:(returnType (^)(parameterTypes))blockName;[someObject someMethodThatTakesABlock:^returnType (parameters) {...}];typedef returnType (^TypeName)(parameterTypes);
TypeName blockName = ^returnType(parameters) {...};标签:
原文地址:http://www.cnblogs.com/feiling/p/4716173.html