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.
I am trying to use Objective-C blocks in an iPhone 3.1.3 app but am getting a linkage error:
"_NSConcreteGlobalBlock," referenced from:
Any ideas as to whether blocks are supported in the iPhone 3.1.3 SDK? I found conflicting reports on the internet.
Blocks are not supported natively on the iPhone. However, there is an option: The “plblocks” project allows you to compile block-based code for 10.5 and iPhone OS 2.2+: