public class Main {
public static void main(String[] args) {
String str = "3.14159";
double d = Double.parseDouble(str); // convert string to double
System.out.println("String: " + str);
System.out.println("Double: " + d);
}
}
In this program, we define a String
variable str
and assign it the value "3.14159
". We then use the Double.parseDouble()
method to convert this String to a double
.
String: 3.14159
Double: 3.14159
NumberFormatException
will be thrown.