GrapeCity.Documents.Excel.IWorksheet.Protect

Protect Method

Protects a worksheet so that it cannot be modified.

Use this method to apply worksheet protection without passing a password. To remove the protection later, use Unprotect(string).

void Protect(string password = null)

Sub Protect(Optional password As String = Nothing)

Type	Name	Description
string	password	The password used to protect the worksheet, or null to protect it without a password.

worksheet.Range["A1:B2"].Value = new object[,] {
    {"Name", "Value"},
    {"Test", 100}
};
worksheet.Protect();