Objective-c - How to remove the last element of a string?

Question

Objective-C

How to remove the last element of a string in Objective-C?

Answer 1

If NSString then

NSString *str = @"test1";
  str = [str substringToIndex:[str length]-1];

If NSMutableString then

NSMutableString  *str = [NSMutableString stringWithString:@"test1"];
[str deleteCharactersInRange:NSMakeRange([str length]-1, 1)];