Convert Java String to Double example
- /*
- Convert Java String to Double example
- This example shows how we can convert String object to a Double object.
- */
- public class JavaStringToDoubleExample {
- public static void main(String[] args) {
- //We can convert String to Double using one of the following ways.
- //1. Construct Double using constructor.
- Double dObj1 = new Double("100.564");
- System.out.println(dObj1);
- //2. Use valueOf method of Double class. This method is static.
- String str1 = "100.476";
- Double dObj2 = Double.valueOf(str1);
- System.out.println(dObj2);
- /*
- To convert a String object to a double primitive value parseDouble method
- of Double class. This is a static method.
- */
- String str2 = "76.39";
- double d = Double.parseDouble(str2);
- System.out.println(d);
- //Please note that these methods can throw a NumberFormatException if
- //string can not be parsed.
- }
- }
- /*
- Output of the program would be :
- 100.564
- 100.476
- 76.39
- */
