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Convert a String to a double type number in Java
To convert a String to a double type number in Java, use the Double.parseDouble() method.
Here is our string.
String str = "699.7e130";
Let us now convert the above string to double.
double val = Double.parseDouble(str);
Example
public class Demo { public static void main(String args[]) { String str = "699.7e130"; double val = Double.parseDouble(str); System.out.println(val); } }
Output
6.997E132
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