{"categories":["Foundation","NSArray","10.4","iOS2.0","-"],"image_url":null,"blog_url":"https://cocoaapi.hatenablog.com/","published":"0011-02-18 00:00:00","provider_name":"Hatena Blog","width":"100%","author_name":"jjj777","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcocoaapi.hatenablog.com%2Fentry%2F00110218%2FNSArray_addObserver_forKeyPath_options_context\" title=\"addObserver:forKeyPath:options:context: - macOS/iOS API\u89e3\u8aac\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"macOS/iOS API\u89e3\u8aac","height":"190","provider_url":"https://hatena.blog","description":"iOS\u3067\u306f\u4f7f\u7528\u51fa\u6765\u307e\u305b\u3093\uff08\u4f8b\u5916\u304c\u6295\u3052\u3089\u308c\u308b\uff09 - (void)addObserver:(NSObject *)observer forKeyPath:(NSString *)keyPath options: (NSKeyValueObservingOptions)options context:(void *)context \u89e3\u8aac \u8fd4\u308a\u5024 (void) \u306a\u3057 \u5f15\u6570 (NSObject *)observer KVO\u901a\u77e5\u306b\u767b\u9332\u3055\u308c\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8 \u30aa\u30d6\u30b6\u30fc\u30d0\u30fc\u306f\u30ad\u30fc\u30d0\u30ea\u30e5\u30fc\u30aa\u30d6\u30b6\u30fc\u30d3\u30f3\u30b0\u30e1\u30bd\u30c3\u30c9 observeValueForKeyPath:ofObject:change:context: \u3092\u5b9f\u88c5\u3057\u2026","type":"rich","url":"https://cocoaapi.hatenablog.com/entry/00110218/NSArray_addObserver_forKeyPath_options_context","version":"1.0","title":"addObserver:forKeyPath:options:context:","author_url":"https://blog.hatena.ne.jp/jjj777/"}