from string to double code example
Example 1: string to double fultter
var long2 = double.parse("STRING");
Example 2: java string to double
Double d = Double.valueOf(String str);
Example 3: java string to double
Double myDouble = Double.parseDouble("23.5");
Example 4: string to double java
String text = "12.34";
double value = Double.parseDouble(text);