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Formatted Output in Java
String provides format() method can be used to print formatted output in java.
System.out.printf() method can be used to print formatted output in java.
Following example returns a formatted string value by using a specific locale, format and arguments in format() method
Example
import java.util.*;
public class StringFormat {
public static void main(String[] args) {
double e = Math.E;
System.out.format("%f%n", e);
System.out.format(Locale.GERMANY, "%-10.4f%n%n", e);
}
}Output
The above code sample will produce the following result.
2.718282 2,7183
The following is an another sample example of format strings.
Example
public class HelloWorld {
public static void main(String []args) {
String name = "Hello World";
String s1 = String.format("name %s", name);
String s2 = String.format("value %f",32.33434);
String s3 = String.format("value %32.12f",32.33434);
System.out.print(s1);
System.out.print("
");
System.out.print(s2);
System.out.print("
");
System.out.print(s3);
System.out.print("
");
}
}Output
The above code sample will produce the following result.
name Hello World value 32.334340 value 32.334340000000
Updated on: 21-Jun-2020
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