iOS Programming: The Big Nerd Ranch Guide

Segues

Most iOS applications have a number of view controllers that users navigate between. Storyboards allow you to set up these interactions as segues without having to write code.

A segue moves another view controller onto the screen when triggered and is represented by an instance of UIStoryboardSegue. Each segue has a style, an action item, and an identifier. The style of a segue determines how the view controller will be presented, such as pushed onto the stack or presented modally. The action item is the view object in the storyboard file that triggers the segue, like a button, a bar button item, or another UIControl. The identifier is used to programmatically access the segue. This is useful when you want to trigger a segue that doesn’t ...