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- + (TTSectionedDataSource*)dataSourceWithObjects:(id)object,... {
- #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);
- }
- }
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