Item 21: Understand the Objective-C Error Model sample code wrong? #1
Description
About Sample Code as red rect inside, the code maybe below?
BOOL ret = [object doSomething:nil];
if (!ret) {
//There was an error
}
{{ message }}
About Sample Code as red rect inside, the code maybe below?
BOOL ret = [object doSomething:nil];
if (!ret) {
//There was an error
}