OC 数组

 /*---------------------------创建数组------------------------------*/
 //NSArray *array = [[NSArray alloc] initWithObjects:
 @"One",@"Two",@"Three",@"Four",nil];

 self.dataArray = array;
 [array release];

 //- (unsigned) Count;数组所包含对象个数；
 NSLog(@"self.dataArray cound:%d",[self.dataArray count]);

 //- (id) objectAtIndex: (unsigned int) index;获取指定索引处的对象;
 NSLog(@"self.dataArray cound 2:%@",[self.dataArray objectAtIndex:]);

 /*--------------------------从一个数组拷贝数据到另一数组(可变数级)----------------------------*/

 //arrayWithArray:
 //NSArray *array1 = [[NSArray alloc] init];
 NSMutableArray *MutableArray = [[NSMutableArray alloc] init];
 NSArray *array = [NSArray arrayWithObjects:
 @"a",@"b",@"c",nil];
 NSLog(@"array:%@",array);
 MutableArray = [NSMutableArray arrayWithArray:array];
 NSLog(@"MutableArray:%@",MutableArray);

 array1 = [NSArray arrayWithArray:array];
 NSLog(@"array1:%@",array1);

 //Copy

 //id obj;
 NSMutableArray *newArray = [[NSMutableArray alloc] init];
 NSArray *oldArray = [NSArray arrayWithObjects:
 @"a",@"b",@"c",@"d",@"e",@"f",@"g",@"h",nil];

 NSLog(@"oldArray:%@",oldArray);
 for(int i = ; i < [oldArray count]; i++)
 {
 obj = [[oldArray objectAtIndex:i] copy];
 [newArray addObject: obj];
 }
 //
 NSLog(@"newArray:%@", newArray);
 [newArray release];

 //快速枚举

 //NSMutableArray *newArray = [[NSMutableArray alloc] init];
 NSArray *oldArray = [NSArray arrayWithObjects:
 @"a",@"b",@"c",@"d",@"e",@"f",@"g",@"h",nil];
 NSLog(@"oldArray:%@",oldArray);

 for(id obj in oldArray)
 {
 [newArray addObject: obj];
 }
 //
 NSLog(@"newArray:%@", newArray);
 [newArray release];

 //Deep copy

 //NSMutableArray *newArray = [[NSMutableArray alloc] init];
 NSArray *oldArray = [NSArray arrayWithObjects:
 @"a",@"b",@"c",@"d",@"e",@"f",@"g",@"h",nil];
 NSLog(@"oldArray:%@",oldArray);
 newArray = (NSMutableArray*)CFPropertyListCreateDeepCopy(kCFAllocatorDefault, (CFPropertyListRef)oldArray, kCFPropertyListMutableContainers);
 NSLog(@"newArray:%@", newArray);
 [newArray release];

 //Copy and sort

 //NSMutableArray *newArray = [[NSMutableArray alloc] init];
 NSArray *oldArray = [NSArray arrayWithObjects:
 @"b",@"a",@"e",@"d",@"c",@"f",@"h",@"g",nil];
 NSLog(@"oldArray:%@",oldArray);
 NSEnumerator *enumerator;
 enumerator = [oldArray objectEnumerator];
 id obj;
 while(obj = [enumerator nextObject])
 {
 [newArray addObject: obj];
 }
 [newArray sortUsingSelector:@selector(compare:)];
 NSLog(@"newArray:%@", newArray);
 [newArray release];

 /*---------------------------切分数组------------------------------*/

 //从字符串分割到数组－ componentsSeparatedByString:
 NSString *string = [[NSString alloc] initWithString:@"One,Two,Three,Four"];
 NSLog(@"string:%@",string);
 NSArray *array = [string componentsSeparatedByString:@","];
 NSLog(@"array:%@",array);
 [string release];

 //从数组合并元素到字符串- componentsJoinedByString:
 NSArray *array = [[NSArray alloc] initWithObjects:@"One",@"Two",@"Three",@"Four",nil];
 NSString *string = [array componentsJoinedByString:@","];
 NSLog(@"string:%@",string);

 /*******************************************************************************************
 NSMutableArray
 /*---------------给数组分配容量----------------*/
 //NSArray *array;
 array = [NSMutableArray arrayWithCapacity:];

 /*--------------在数组末尾添加对象----------------*/
 //- (void) addObject: (id) anObject;
 //NSMutableArray *array = [NSMutableArray arrayWithObjects:
 @"One",@"Two",@"Three",nil];
 [array addObject:@"Four"];
 NSLog(@"array:%@",array);

 /*--------------删除数组中指定索引处对象----------------*/
 //-(void) removeObjectAtIndex: (unsigned) index;
 //NSMutableArray *array = [NSMutableArray arrayWithObjects:
 @"One",@"Two",@"Three",nil];
 [array removeObjectAtIndex:];
 NSLog(@"array:%@",array);

 /*-------------数组枚举---------------*/
 //- (NSEnumerator *)objectEnumerator;从前向后
 //NSMutableArray *array = [NSMutableArray arrayWithObjects:
 @"One",@"Two",@"Three",nil];
 NSEnumerator *enumerator;
 enumerator = [array objectEnumerator];

 id thingie;
 while (thingie = [enumerator nextObject]) {
 NSLog(@"thingie:%@",thingie);
 }

 //- (NSEnumerator *)reverseObjectEnumerator;从后向前
 //NSMutableArray *array = [NSMutableArray arrayWithObjects:
 @"One",@"Two",@"Three",nil];
 NSEnumerator *enumerator;
 enumerator = [array reverseObjectEnumerator];

 id object;
 while (object = [enumerator nextObject]) {
 NSLog(@"object:%@",object);
 }

 //快速枚举
 //NSMutableArray *array = [NSMutableArray arrayWithObjects:
 @"One",@"Two",@"Three",nil];
 for(NSString *string in array)
 {
 NSLog(@"string:%@",string);
 }