```csharp
string strResult = ""; // 결과를 담을 문자열 초기화
// GetArrayItem 호출 (pszValue는 ref 키워드 사용)
// 반환값(nItemCount)은 문자열에 포함된 실제 배열 아이템의 개수입니다.
int nItemCount = m_gem.GetArrayItem(lMsgId, ref strResult);
```
---
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