Function example
Description
Function represents a function that accepts one argument and produces a result.
Example
The following example shows how to use Function
.
import java.util.function.Function;
/*from w w w . j av a 2 s .c o m*/
public class Main {
public static void main(String[] args) {
Function<Integer,String> converter = (i)-> Integer.toString(i);
System.out.println(converter.apply(3).length());
System.out.println(converter.apply(30).length());
}
}
The code above generates the following result.
Home »
Java Lambda »
java.util.function Reference »
Java Lambda »
java.util.function Reference »