java convert string to double code example

Example 1: string to double java

public class stringtodouble {
	public static void main(String args) {
    	String string = "1.23";
      	double decimal = Double.parseDouble(string);
    }
}

Example 2: string to double java exception

try {
  a = Double.parseDouble(b);
} catch (NumberFormatException e) {
  //the parseDouble failed and you need to handle it here
}

Example 3: java string to double

Double d = Double.valueOf(String str);

Example 4: java string to double

Double myDouble = Double.parseDouble("23.5");

Example 5: string to double java

String text = "12.34";
double value = Double.parseDouble(text);

Example 6: transformer un string en double java

String number = "123,321";
double value = Double.parseDouble( number.replace(",",".") );