如何知道在我的阵列中 重复出现多少次?
for (NSUInteger index = 0; index < count; index++)
{
NSDictionary *dico = [myArray objectAtIndex:index ];
NSString *exp = [dico objectForKey:@"name"];
NSLog(@"index %d : %@",index,exp);
}
这是我的NSLog:
index 0 : Mike
index 1 : Peter
index 2 : Franck
index 3 : Peter
想知道我的复制品价值在哪里
十六进
If I am not wrong NSSet was designed to do this... try this..
NSSet *uniqueElements = [NSSet setWithArray:myArray];
for(id element in uniqueElements) {
// iterate here
}
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