To String Demo
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public class ToStringDemo {
public static void main(String[] args) {
double d = 858.48;
String s = Double.toString(d);
int dot = s.indexOf('.');
System.out.println(s.substring(0, dot).length()
+ " digits before decimal point.");
System.out.println(s.substring(dot + 1).length()
+ " digits after decimal point.");
}
}
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