How to restrict adding null values in list using C#

Question

my code
---------
string[] array = new string[] { "a", "", null, "d" };
List<string> list = new List<string>();
foreach (string item in array)
list.Add(item);

actual o/p is
----------------
list[0]="a"
list[1]=""
list[2]=null
list[3]="d"

i want like this
----------------
list[0]=a
list[1]=d

how to restrict null or empty entries adding in the list. please anyone help me.

Santhosh Kumar Jayaraman · Answer

this.FirstValue = this.textBox1.Text; this.SecondValue = this.textBox2.Text; this.ThirdValue = this.textBox3.Text; names.Add(FirstValue); // value =one names.Add(SecondValue);//value =two names.Add(ThirdValue);//value =null List newlist=new List ; foreach (string item in names) { if(item!=null and item!=) newlist .Add(item); } string text=string.Join (:newlist);

Pavi S · Answer

thanks for your idea but i have string value only like this.FirstValue = this.textBox1.Text; this.SecondValue = this.textBox2.Text; this.ThirdValue = this.textBox3.Text; names.Add(FirstValue); // value =one names.Add(SecondValue);//value =two names.Add(ThirdValue);//value =null string text=string.Join (:names); i want output like this text value is one:two not one:two:

Santhosh Kumar Jayaraman · Answer

foreach (string item in array) { if(item!=null and item!=) list.Add(item); }