一次向多个对象发送消息(objective-c) [英] send message to multiple objects at once (objective-c)
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问题描述
(或设置多个具有一个值的对象)
有没有办法在一行中发送一个消息的多个对象。
(or set multiple objects with one value) Is there a way to send multiple objects one message in one line.
所以喜欢
[someObject, otherObject reset];
就像LUA脚本(我相信是C?)你可以设置多个对象:
like in LUA scripts (which I believe is C?) you can set mutliple objects:
someThing, otherThing = 1 , 0
推荐答案
简而言之,不,Objective-C和C都不支持此功能。作为极端措施,您可以使用 - [NSArray makeObjectsPerformSelector:]
和 - [NSArray makeObjectsPerformSelector:withObject:]
,例如
In short, no, neither Objective-C nor C support this feature. As an extreme measure, you can use -[NSArray makeObjectsPerformSelector:]
and -[NSArray makeObjectsPerformSelector:withObject:]
, such as
[[NSArray arrayWithObjects:someObject, otherObject, nil] makeObjectsPerformSelector:@selector(reset)];
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