ios - How to use extern NSString for move the string value from first view to second View Controller -

i use extern nsstring moving string value first view controller second view controller.

is there example show how use extern nsstring pass data between 2 view controllers.

thank you.

try this:

in first view controller :

extern nsstring *str;

then define in @interface

@interface{ nsstring *str; }

then assign value per requirement in @implementation

and can use str variable in second view controller

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