gothedistance https://blog.hatena.ne.jp/gothedistance/ Life is Really Short, Have Your Life!! https://aroundthedistance.hatenadiary.jp/ iPhone iPad Objective-c NSString *var1 = @"var1"; NSString *var2 = @"var2"; NSString *var3 = nil; NSString *var4 = @"var4"; NSDictionary *dict = [NSDictionary dictionaryWithObjectsAndKeys: var1, @"a", var2, @"b", var3, @"c", var4,@"d", nil]; NSLog(@"%@",dict); // "a"=>"var1","b"=>"var2"と出力される どうやらnilが入った場合は、その配列の最後の要素と判断され… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Faroundthedistance.hatenadiary.jp%2Fentry%2F2010%2F09%2F29%2F180859" title="NSDictionaryにnil要素を入れるとその後の要素は無視される - Life is Really Short, Have Your Life!!" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2010-09-29 18:08:59 rich https://aroundthedistance.hatenadiary.jp/entry/2010/09/29/180859 1.0 100%