// // CCNSArray.m // CCFC // // Created by xichen on 11-12-17. // Copyright 2011年 ccteam. All rights reserved. // #import "CCNSArray.h" #import "CCNSObject.h" @implementation NSArray(cc) // 判断一个对象指针(不是对象的值)是否在数组中存在 - (BOOL)isPointerExistsInArray:(id)element { for(id temp in self) { if(temp == element) { return TRUE; } } return FALSE; } // print the retainCount of each element - (void)printRetainCountOfEach { for(id obj in self) { [obj showRetainCount]; } } // deep copy, you should release the return value outside // not ok - (NSMutableArray *)deepCopy { return (NSMutableArray *)CFPropertyListCreateDeepCopy(kCFAllocatorDefault, (CFPropertyListRef)self, kCFPropertyListMutableContainers); } // print all the element's address - (void)printAllElementAddr { for(id element in self) NSLog(@"element addr is %p", (void *)element); } @end @implementation NSMutableArray(cc) // add a null element - (void)addNull { [self addObject:[NSNull null]]; } @end
可能有更新:
googlecode链接地址:http://code.google.com/p/iphone-common-codes-ccteam/source/browse/trunk/CCFC/files/CCNSArray.m
github地址:https://github.com/cxsjabc/iphone-common-codes-ccteam/tree/master/CCFC/files/CCNSArray.m