public void InversePrenom()
{
char[] tmp = Prenom.ToCharArray();
Array.Reverse(tmp);
Prenom = new string(tmp);
Console.WriteLine($"Nouveau prénom : {Prenom}");
}
public string Aprenom()
{
// string test = prenom.ToLower();
// test.ElementAt(1).ToUpper;
// return test;
StringBuilder builder = new StringBuilder();
if (Prenom != null)
{
string s = null;
char[] modulatedsurname = Prenom.ToCharArray();
for (int i = 0; i < modulatedsurname.Length; i++)
{
if (i == 0) // Premier element maj
{
s = modulatedsurname[i].ToString();
s = s.ToUpper();
builder.Insert(i, s);
}
else //autres elem minuscule
{
s = modulatedsurname[i].ToString();
s = s.ToLower();
builder.Insert(i, s);
}
}
}
// return (double)(DateTime.Today - _dateDeNaissance).Days / 365;
return(builder.ToString());
}
