objective－c rangeOfString若数组中某个元素含有某个字符，则去除这个元素

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-(NSMutableArray *)containCharacter NSMutableArray *)arrayDynamic
{
    for (int i=0; i    {
        if ([arrayDynamic[i] rangeOfString:@"hk"].length>0)
            [arrayDynamic removeObjectAtIndex:i];
       
        if ([arrayDynamic[i] rangeOfString:@"jj"].length>0)
            [arrayDynamic removeObjectAtIndex:i];

    }
    return arrayDynamic;
}