private bool IsPinyinMatch(char[] keys, char[] destination) 
    { 
        int i = 0, j = 0; 
        while (i < keys.Length && j < destination.Length) 
        { 
            if (keys[i] == destination[j]) 
            { 
                i++; 
                if (i == keys.Length) return true; 
            } 
            j++; 
        }  www.2cto.com
        return false; 
    } 
    private bool IsPinyinMatch(String keys, String destination) 
    { 
        return IsPinyinMatch(keys.ToCharArray(), destination.ToCharArray()); 
    } 

private bool IsPinyinMatch(char[] keys, char[] destination)
    {
        int i = 0, j = 0;
        while (i < keys.Length && j < destination.Length)
        {
            if (keys[i] == destination[j])
            {
                i++;
                if (i == keys.Length) return true;
            }
            j++;
        }
        return false;
    }
    private bool IsPinyinMatch(String keys, String destination)
    {
        return IsPinyinMatch(keys.ToCharArray(), destination.ToCharArray());
    }