====== stringByAppendingFormat ======

<code objc>    
   - (NSString *)stringByAppendingFormat:(NSString *)format, …   
</code> 

Returns a string made by appending to the receiver a string constructed from a given format string and the following arguments.

===== ObjC Sourcecode Example =====
<code objc>  
    for(int a=0; a<5; a++)
        { 
	    NSString *cycle=@"Pass";
            
            cycle=[cycle stringByAppendingFormat:@"%i", a];
            
            NSLog(@"%@", cycle);
        }
        </code>

==== Output for this example code ====
<code>2012-04-15 12:14:53.335 FoundationNSString[649:403] Pass0
2012-04-15 12:14:53.339 FoundationNSString[649:403] Pass1
2012-04-15 12:14:53.340 FoundationNSString[649:403] Pass2
2012-04-15 12:14:53.341 FoundationNSString[649:403] Pass3
2012-04-15 12:14:53.342 FoundationNSString[649:403] Pass4
</code>