I have this: The idea is pass data from code behind to the client, i cant catch the info in the client this is the problem
string name="Juan Pérez";
string date = "06/07/2020";
string num1 = "2020-00001";
string num2 = "2020-0022";
ScriptManager.RegisterStartupScript(this, this.GetType(), "key", "mensajeRecibo("+date+","+ num1+","+name+","+num2+");", true);