Display smiley face character in Java

Example to display smiley face character (☺) in Java:

Display smiley face character in Java

package javaex_smileyface;

/**
 * @web http://java-buddy.blogspot.com/
 */
public class JavaEx_SmileyFace {

    public static void main(String[] args) {
        System.out.println('\u263A');
        System.out.println('☺');
    }
}

remark: Not all Operating Systems can display extended Unicode symbols, regardless of bundling the fonts with the programs. If it can't display the Unicode symbol, it displays a Square instead.