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/* 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 */ |
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