C# 查找EXCEL的两种方法比较

</pre><pre name="code" class="csharp"><span style="white-space:pre">		</span>for (int row = 1; row < xsl.workSheet.UsedRange.Rows.Count; row++)
{
bool matched = false;
for (int col = 1; col < xsl.workSheet.UsedRange.Columns.Count; col++)
{
String val = xsl.workSheet.Cells[row, col].Text;
if (val != "")
{
if (val.IndexOf(searchString) >= 0)
{
//System.Console.WriteLine("{0}, {1}, {2}", row, col, val);
matched = true;
break;
}
}
}
lock (searchResult)
{
searchResult.doneRows = row;
if (matched)
{
searchResult.matchRows++;
searchResult.totalMatchRows++;

// 复制匹配行到结果集里
xslResult.workSheet.Cells[searchResult.totalMatchRows, 1] = searchResult.currentFileName;
xslResult.workSheet.Cells[searchResult.totalMatchRows, 2] = searchResult.currentSheetName;

for (int col = 1; col < xsl.workSheet.UsedRange.Columns.Count; col++)
{
xslResult.workSheet.Cells[searchResult.totalMatchRows, col + 2] = xsl.workSheet.Cells[row, col];
}

}
}
}

<span style="white-space:pre">		</span>Object[,] saRet = (System.Object[,])xsl.workSheet.UsedRange.get_Value();
for (int row = 1; row < saRet.GetUpperBound(0); row++)
{
bool matched = false;
for (int col = 1; col < saRet.GetUpperBound(1); col++)
{
if (saRet[row, col] != null)
{
String val = saRet[row, col].ToString();
if (val.IndexOf(searchString) >= 0)
{
//System.Console.WriteLine("{0}, {1}, {2}", row, col, val);
matched = true;
break;
}
}
}
lock (searchResult)
{
searchResult.doneRows = row;
if (matched)
{
searchResult.matchRows++;
searchResult.totalMatchRows++;

// 复制匹配行到结果集里
xslResult.workSheet.Cells[searchResult.totalMatchRows, 1] = searchResult.currentFileName;
xslResult.workSheet.Cells[searchResult.totalMatchRows, 2] = searchResult.currentSheetName;

for (int col = 1; col < xsl.workSheet.UsedRange.Columns.Count; col++)
{
xslResult.workSheet.Cells[searchResult.totalMatchRows, col + 2] = saRet[row, col];
}

}
}
}