TextBubble.DisplayCharacters C# (CSharp) Method

    private IEnumerator DisplayCharacters()
    {
        m_IsDisplayingCharacters = true;

        if (m_Text != null)
        {
            m_Text.text = "";
            string[] words = m_CurrentText.Split(" "[0]);
            foreach (string word in words)
            {
                if (!IsNextWordFits(word))
                {
                    m_Text.text += "\n";
                    if (!IsNextLineFits(word))
                    {
                        m_CurrentTextIsNext = true;
                        break;
                    }
                }

                foreach (char character in word.ToCharArray())
                {
                    if (m_CurrentCharacterDisplayDuration > 0.0f)
                    {
                        yield return new WaitForSeconds(m_CurrentCharacterDisplayDuration);
                    }
                    m_Text.text += character.ToString();
                    m_CurrentText = RemoveCharacter(m_CurrentText, character);
                }

                if (m_CurrentCharacterDisplayDuration > 0.0f)
                {
                    yield return new WaitForSeconds(m_CurrentCharacterDisplayDuration);
                }
                m_Text.text += " ";
                m_CurrentText = RemoveCharacter(m_CurrentText, ' ');
            }
        }

        m_IsDisplayingCharacters = false;
        if (m_NextTextIndex >= m_TextKeys.Count && !m_CurrentTextIsNext)
        {
            NotifyObservers(eBubbleStates.DONE);
        }
        else
        {
            NotifyObservers(eBubbleStates.READY);
        }
    }