IOS SDK Development Guide
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      How to Use Swift Class in Objective C

      To use Swift class in Objective C , follow given steps :

      1. Create one Objective C class named User.

      2. A popup display with "Would You like to configure an Objective-C bridging Header". Choose Create Bridging Header.

      3. Go to Build Settings.
      4. Set Product Module Name : ProjectName

      5. Set Defines Module : YES

      6. Set Embedded Content Contains Swift : YES

        

      7. Set Install Objective-C Compatibility Header : YES

      8. Set Objective-C Bridging Header : SwiftInObjectiveC/SwiftInObjectiveC-Bridging-Header.h

       

      9. Import Auto generated header "ProjectName-swift.h" in your *.m file.
      10. Clean and Run your Project

       

      Import into Swift

      Import into Objective-C

      Swift code

      No Import Statement

      #import
      <ProductName/ProductModuleName-Swift.h>

      Objective-C Code

      No Import Statement; Objective-C
      umbrella header required

      #import "Header.h"