How do I check if a certain ArrayList index exists?
Share
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Please briefly explain why you feel this question should be reported.
Please briefly explain why you feel this answer should be reported.
Please briefly explain why you feel this user should be reported.
That depends on what you mean by “exists”.
If you mean “If the ArrayList has an index that high“, then you need to look at the
Count:If you mean “Does the ArrayList have a value at that index“, just check for a null value: