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Syntax: Func<[type of 1st parameter], [type of return param]> [FUNCTION_NAME] = 1st parameter
=> {[function definition]}
a) //Define and call a function:
Func
int valueToCheck = Convert.ToInt32(textBox1.Text);
result = myFunc((int)valueToCheck);
b) // Define another function:
Func
string strToCheck = textBox1.Text;
result = myFuncString(strToCheck);
c) Func
{
return (typeof(x)==System.String && int.TryParse(y));
};