Test Shortcode

This is my test Shortcode.

// Add Shortcode
function custom_shortcode( $atts , $content = null ) {

	// Attributes
	$atts = shortcode_atts(
		array(
			'name' => 'narendra',
			'age' => '23',
		),
		$atts,
		'narendra'
	);

}
add_shortcode( 'narendra', 'custom_shortcode' );