Checking if a string array contains a value, and if so, getting its position

Question

I have this string array:

string[] stringArray = { \"text1\", \"text2\", \"text3\", \"text4\" };
string value = \"text3\";

I would like to

Answer 1

We can also use Exists:

string[] array = { "cat", "dog", "perl" };

// Use Array.Exists in different ways.
bool a = Array.Exists(array, element => element == "perl");
bool c = Array.Exists(array, element => element.StartsWith("d"));
bool d = Array.Exists(array, element => element.StartsWith("x"));