Journey on programming
1 min readJul 13, 2018

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我只有大概看一下你貼上的專案,看起來從 GeotificationViewController 到 AddGeotificationViewController 的 prepareForSegue 的時候,有拿到即將前往的下個 VC, 然後將其的 delegate 設給自己。
你可以把它想成,必須要跟郵差註冊這個人名的地址在哪邊,這樣需要用到 delegate 的時候,就會去該地址,並且把資料傳遞過去。

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Journey on programming
Journey on programming

Written by Journey on programming

Software Developer at 91APP. If you like my articles, please clap and follow me on Medium. Never stay still, never plateau!

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