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You're reading from  iOS 17 Programming for Beginners - Eighth Edition

Product typeBook
Published inOct 2023
Reading LevelBeginner
PublisherPackt
ISBN-139781837630561
Edition8th Edition
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Author (1)
Ahmad Sahar
Ahmad Sahar
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Ahmad Sahar

Ahmad Sahar is a trainer, presenter, and consultant at Tomafuwi Productions, specializing in conducting training courses for macOS and iOS, macOS Support Essentials certification courses, and iOS Development courses. He is a member of the DevCon iOS and MyCocoaHeads online communities in Malaysia and has conducted presentations and talks for both groups. In his spare time, he likes building and programming LEGO Mindstorms robots.
Read more about Ahmad Sahar

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Modifying the prepare(for:sender:) method

When you enter text in the search bar, the journal entries with titles matching the search text will appear in the table view on the Journal List screen. But if you were to tap one of them, the Journal Entry Detail screen may or may not display the details for the tapped journal entry. This is because the prepare(for:sender:) method will reference the journalEntries array in the SharedData.shared instance instead of the filteredTableData array. To fix this, follow these steps:

  1. Modify the prepare(for:sender:) method in the JournalListViewController class as shown to assign the appropriate JournalEntry instance from the filteredTableData array to the journalEntry property for the destination view controller when the search bar is active:
    //MARK: - Navigation
    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
      super.prepare(for: segue, sender: sender)
      guard segue.identifier == "entryDetail" else...
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iOS 17 Programming for Beginners - Eighth Edition
Published in: Oct 2023Publisher: PacktISBN-13: 9781837630561

Author (1)

author image
Ahmad Sahar

Ahmad Sahar is a trainer, presenter, and consultant at Tomafuwi Productions, specializing in conducting training courses for macOS and iOS, macOS Support Essentials certification courses, and iOS Development courses. He is a member of the DevCon iOS and MyCocoaHeads online communities in Malaysia and has conducted presentations and talks for both groups. In his spare time, he likes building and programming LEGO Mindstorms robots.
Read more about Ahmad Sahar