require_once "Spreadsheet/Excel/Writer.php";
void Worksheet::protect (string $password)
void Worksheet::protect
Set the worksheet protection flag to prevent accidental modification and to hide formulas if the locked and hidden format properties have been set.
string $password - The password to use for protecting the sheet.
üÔÁ ÆÕÎËÃÉÑ ÎÅ ÄÏÌÖÎÁ ×ÙÚÙ×ÁÔØÓÑ ÓÔÁÔÉÞÅÓËÉ.
Пример 25-1. Using protect()