ios - how to store mail contacts in an array

Question

in my ios app when the user clicks a button it opens email part by which the user can send a common mail to all.

Now my question is whenever the user types an email address in the to: column i want the addresses to be stored automatically to an Array, so that the next time when the user clicks the to column i will be listing out the emails he have used so far.

I want to store the text typed there to an array.

how to do this, please help me friends

Answer 1

您可以将电子邮件添加到NSMutableArray中并将其保存在NSUserDefaults中，以备将来使用，每次用户输入电子邮件时，您都必须创建一个新的临时NSMutableArray，并使用NSUserDefaults的数组对其进行初始化，然后在其后附加最后一个条目，并通过替换最后一个值将其再次保存在NSUserDefault中。