Created
December 22, 2009 03:56
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#import <Cocoa/Cocoa.h> | |
@interface NSMutableArray (variadicMethodExample) | |
- (void) appendObjects:(id) firstObject, ...; // This method takes a nil-terminated list of objects. | |
@end | |
@implementation NSMutableArray (variadicMethodExample) | |
- (void) appendObjects:(id) firstObject, ... | |
{ | |
id eachObject; | |
va_list argumentList; | |
if (firstObject) // The first argument isn't part of the varargs list, | |
{ // so we'll handle it separately. | |
[self addObject: firstObject]; | |
va_start(argumentList, firstObject); // Start scanning for arguments after firstObject. | |
while (eachObject = va_arg(argumentList, id)) // As many times as we can get an argument of type "id" | |
[self addObject: eachObject]; // that isn't nil, add it to self's contents. | |
va_end(argumentList); | |
} | |
} | |
@end |
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