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for (i = 0; i < count; i++)
if (objs[i] == obj)
return i;
return SIZE_MAX;
}
- (id)firstObject
{
id *first = [array firstItem];
return (first != NULL ? *first : nil);
}
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for (i = 0; i < count; i++)
if (objs[i] == obj)
return i;
return SIZE_MAX;
}
- (BOOL)containsObject: (id)obj
{
id *objs = [array cArray];
size_t i, count = [array count];
if (objs == NULL)
return NO;
for (i = 0; i < count; i++)
if ([objs[i] isEqual: obj])
return YES;
return NO;
}
- (BOOL)containsObjectIdenticalTo: (id)obj
{
id *objs = [array cArray];
size_t i, count = [array count];
if (objs == NULL)
return NO;
for (i = 0; i < count; i++)
if (objs[i] == obj)
return YES;
return NO;
}
- (id)firstObject
{
id *first = [array firstItem];
return (first != NULL ? *first : nil);
}
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