Gets or sets a value indicating whether the cellvalue has been successfully formatted.
获取或设置一个值，该值指示单元格值是否已成功格式化。
2
This method accepts five arguments: the row index, the column index, the cellvalue, the spreadsheet key, and the worksheet key.
该方法接受5个参数：行索引、列索引、单元格值、电子表格键和工作表键。
3
Use the function odbc_result , which takes in a result set and a column name (as a string) and returns the cellvalue within the row that the row iterator points to.