Debug Ios App On Xcode

Learn how to debug your code.

Debug ios app on xcode. If you are developing an ios or watchos app use simulator to find major problems during design and early testing. Select debug option from xcode menu. Debugging code in xcode for ios developers 10 tips tricks to debug swift and objective c code in xcode ide.

Select attach to process. Get started with debugging in xcode written by reinder de vries on june 29 2020 in app development ios. With the xcode debugger you have tools for debugging analyzing and tuning opengl es and metal apps that are useful during all stages of development.

You probably don t enjoy debugging in xcode but it doesn t need to be a drag. For example when your code hits a breakpoint you can make xcode automatically play an alert sound and create a window tab named debug where xcode displays the debug area the debug navigator and your code at the breakpoint. Next click the ios app s button until the application throws the exception and the debugger comes up in xcode.

At any point of testing the app we can open the project in xcode 12 and attach the debugger by going to menu option debug attach to process and picking the app s process. Finding and fixing bugs in your app is exciting isn t it. Maybe you want to test how your application works with the device camera or send an sms message from your application.

The app name should. For these examples and more you ll need to test and debug your app using a real device. The fps debug gauge and gpu report summarizes your app s gpu performance every time you run it from xcode allowing you to quickly spot performance issues while designing and building your renderer.

It will show the running process id with the name of the application in the likely targets section. Debug navigator view hierarchy inspector advanced and generic breakpoints location simulator background fetch simulator. There are some features of ios apps that don t work from the ios simulator.