Please enable JavaScript to use CodeHS

AP CSA: VAR-2.E.4

  1. Frameworks
  2. AP Computer Science A

CodeHS Lessons

Changing the size of an ArrayList while traversing it using an enhanced for loop can result in a ConcurrentModifcationException being thrown. Therefore, when using an enhanced for loop to traverse an ArrayList, you should not add or remove elements.

AP Computer Science A (Nitro - 2019 AP CSA Framework)
Standard
7.3 Traversing ArrayLists

AP Computer Science A (Mocha - 2019 AP CSA Framework)
Standard
5.4 Enhanced For Loops

Arizona Software and App Design II
Standard
8.4 Enhanced For Loops

Nevada Computer Science 2
Standard
7.4 Enhanced For Loops

Texas Computer Science 2
Standard
7.4 Enhanced For Loops

IB Computer Science Standard Level (2021)
Standard
14.3 Traversing ArrayLists

IB Computer Science Higher Level (Year One) (2021)
Standard
13.3 Traversing ArrayLists