===== stringWithFormat =====

<code objc>    
    + (id)stringWithFormat:(NSString *)format, ...    
</code> 

Returns a string created by using a given format string as a template into which the remaining argument values are substituted


===== ObjC Sourcecode Example =====
<code objc>     
    int a= 42;
        
        // string composed of single varable
       
        NSString *myString=[NSString stringWithFormat:@"the answer to life the universe and everything is %i", a];
        
        NSLog(@"MyString: %@", myString);
        
       
        //assembling of different variables
        
        NSString *myString2=@"the answer to life the universe and everything is";
        
        myString2=[NSString stringWithFormat:@"%@ %i", myString2, a];
       
        NSLog(@"MyString2: %@", myString2);    
</code>

==== Output for this example code ====
output:
 <code> 
2012-04-15 12:02:11.331 FoundationNSString[618:403] MyString: the answer to life the universe and everything is 42 
2012-04-15 12:02:11.334 FoundationNSString[618:403] MyString2: the answer to life the universe and everything is 42 </code>