c# convert list of ints to comma separated string code example
Example 1: c# list to string comma separated
IList<string> strings = new List<string>{"1","2","testing"};
string joined = string.Join(",", strings);
Example 2: convert string list to comma separated string c#
Person[] people = {
new Person(){ FirstName="Steve", LastName="Jobs"},
new Person(){ FirstName="Bill", LastName="Gates"},
new Person(){ FirstName="Lary", LastName="Page"}
};
var str = String.Join(",", people.Select(p => p.FirstName) );