Cut NSString

\\просто обрезать 100 первых символов

        NSRange stringRange = {0,100};

        NSString *shortString = [myText substringWithRange:stringRange];

        NSString *twiStr = [[NSString alloc] initWithFormat:@"%@...", shortString];

\\обрезать до определенного символа

        NSRange newLineRange = [myText rangeOfString: @"\n\n"];

        NSRange stringBeforeNewLineRange = NSMakeRange(1, newLineRange.location);

       

        NSString *resultString = [myText substringWithRange:stringBeforeNewLineRange];

        NSLog(@"%@rrrrrrrrr@", resultString);