/// <summary>
/// Returns a string representation of the CSV file, using the specified <paramref name="separator"/>.
/// </summary>
/// <param name="separator">The separator to be used.</param>
/// <returns>A string representation of the CSV file.</returns>
public string ToString(CsvSeparator separator)
{
StringBuilder sb = new StringBuilder();
// Get the separator as a "char"
char sep;
switch (separator)
{
case CsvSeparator.Comma: sep = ','; break;
case CsvSeparator.Colon: sep = ':'; break;
case CsvSeparator.SemiColon: sep = ';'; break;
case CsvSeparator.Space: sep = ' '; break;
case CsvSeparator.Tab: sep = '\t'; break;
default: sep = ';'; break;
}
// Append the first line with the column headers
for (int i = 0; i < Columns.Length; i++)
{
if (i > 0)
{
sb.Append(sep);
}
sb.Append(Escape(Columns[i].Name, sep));
}
foreach (CsvRow row in Rows)
{
sb.AppendLine();
for (int i = 0; i < Columns.Length; i++)
{
if (i > 0)
{
sb.Append(sep);
}
CsvCell cell = i < row.Cells.Length ? row.Cells[i] : null;
sb.Append(Escape(cell == null ? "" : cell.Value, sep));
}
}
return(sb.ToString());
}
/// <summary>
/// Gets the string value of the cell at the specified <paramref name="index"/>.
/// </summary>
/// <typeparam name="T">The type of object to return.</typeparam>
/// <param name="index">The index of the cell.</param>
/// <returns>The string value of the cell.</returns>
public T GetCellValue <T>(int index)
{
CsvCell cell = Cells[index];
return(cell == null ? default(T) : (T)Convert.ChangeType(cell.Value, typeof(T)));
}
/// <summary>
/// Gets the string value of the cell at the specified <paramref name="index"/>.
/// </summary>
/// <param name="index">The index of the cell.</param>
/// <returns>The string value of the cell.</returns>
public string GetCellValue(int index)
{
CsvCell cell = Cells[index];
return(cell == null ? null : cell.Value);
}
/// <summary>
/// Gets the string value of the cell with the specified <paramref name="columnName"/>, and converts it using
/// <paramref name="callback"/>.
/// </summary>
/// <typeparam name="T">The type of object to return.</typeparam>
/// <param name="columnName">The name of the cell.</param>
/// <param name="callback">The callback function to be used for converting the value.</param>
/// <returns>An instance of <typeparamref name="T"/> representing the value of the cell.</returns>
public T GetCellValue <T>(string columnName, Func <string, T> callback)
{
CsvCell cell = this[columnName];
return(cell == null ? default(T) : callback(cell.Value));
}
/// <summary>
/// Gets the string value of the cell with the specified <paramref name="columnName"/>, and converts it to the
/// type of <typeparamref name="T"/>.
/// </summary>
/// <typeparam name="T">The type of object to return.</typeparam>
/// <param name="columnName">The name of the cell.</param>
/// <returns>An instance of <typeparamref name="T"/> representing the value of the cell.</returns>
public T GetCellValue <T>(string columnName)
{
CsvCell cell = this[columnName];
return(cell == null ? default(T) : (T)Convert.ChangeType(cell.Value, typeof(T)));
}
/// <summary>
/// Gets the string value of the cell with the specified <paramref name="columnName"/>. If multiple columns
/// match <paramref name="columnName"/>, only the value of the first cell will be returned.
/// </summary>
/// <param name="columnName">The name of the cell.</param>
/// <returns>The string value of the cell.</returns>
public string GetCellValue(string columnName)
{
CsvCell cell = this[columnName];
return(cell == null ? null : cell.Value);
}
/// <summary>
/// Gets the string value of the cell at the specified <paramref name="index"/>, and converts it using
/// <paramref name="callback"/>.
/// </summary>
/// <typeparam name="T">The type of object to return.</typeparam>
/// <param name="index">The index of the cell.</param>
/// <param name="callback">The callback function to be used for converting the value.</param>
/// <returns>An instance of <typeparamref name="T"/> representing the value of the cell.</returns>
public T GetCellValue <T>(int index, Func <string, T> callback)
{
CsvCell cell = Cells[index];
return(cell == null ? default(T) : callback(cell.Value));
}
