How to select one object from NSArray?

Question

First of all, Christmas to everyone! I currently have an NSArray that parses the content. When I make an NSLog from an array, it outputs 20 objects with the parsed content that I need. For instance:

2010-12-24 20:27:32.170 TestProject[48914:298] SomeContent
2010-12-24 20:27:32.172 TestProject[48914:298] SomeContent1
2010-12-24 20:27:32.172 TestProject[48914:298] SomeContent2
2010-12-24 20:27:32.173 TestProject[48914:298] SomeContent3
2010-12-24 20:27:32.173 TestProject[48914:298] SomeContent4
2010-12-24 20:27:32.173 TestProject[48914:298] SomeContent5
2010-12-24 20:27:32.174 TestProject[48914:298] SomeContent6
2010-12-24 20:27:32.175 TestProject[48914:298] SomeContent7
2010-12-24 20:27:32.176 TestProject[48914:298] SomeContent8
2010-12-24 20:27:32.176 TestProject[48914:298] SomeContent9
2010-12-24 20:27:32.177 TestProject[48914:298] SomeContent10
2010-12-24 20:27:32.177 TestProject[48914:298] SomeContent11
2010-12-24 20:27:32.177 TestProject[48914:298] SomeContent12
2010-12-24 20:27:32.179 TestProject[48914:298] SomeContent13
2010-12-24 20:27:32.179 TestProject[48914:298] SomeContent14
2010-12-24 20:27:32.180 TestProject[48914:298] SomeContent15
2010-12-24 20:27:32.180 TestProject[48914:298] SomeContent16
2010-12-24 20:27:32.181 TestProject[48914:298] SomeContent17
2010-12-24 20:27:32.181 TestProject[48914:298] SomeContent18
2010-12-24 20:27:32.190 TestProject[48914:298] SomeContent19

. , . - , , , . , , . , , # 5, , , ? , , , , , . NSArray, :

NSArray* myArray = [document selectElements: @"div.someContent"];
NSMutableArray* results = [NSMutableArray array];
for (Element* element in myArray){
    NSString* snipet = [element contentsSource];
    [results addObject: snipet];
    NSLog(@"%@", snipet);
}
NSLog(@"%i",myArray.count);

, , .:-( .

Answer 1

:

id obj = [array objectAtIndex:0];

:

id obj = [array objectAtIndex:arc4random_uniform(array.count)];

NSArray arc4random_uniform man page.

Answer 2

-objectAtIndex:

Answer 3

Element *snippet = [results objectAtIndex:5];

For more information on how to use NSArrays, see NSArray Programming Guide .