Java Lambda - ToLongFunction applyAsLong example

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ToLongFunction applyAsLong applies this function to the given argument.

Syntax

applyAsLong has the following syntax.

long applyAsLong(T value)

Example

The following example shows how to use applyAsLong.

import java.util.function.ToLongFunction;
/*from   w w  w.  ja  v a2s  . c  om*/
public class Main {

  public static void main(String[] args) {
    ToLongFunction<String> i  = (x)-> Long.parseLong(x);
    
    System.out.println(i.applyAsLong("2"));
  }
}

The code above generates the following result.

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