Sbc Shortcode

// Add Shortcode
function sbc_disaply_calendar( $atts ) {

	// Attributes
	$atts = shortcode_atts(
		array(
			'id' => '',
			'slug' => '',
		),
		$atts,
		'sbc_calendar'
	);

	// Return only if has ID attribute
	if ( isset( $atts['id'] )  && isset( $atts['slug'] ) ) {
		return '<div id="calendar_' . $atts['id'] . '" data-slug="/wp-json/calendars/' . $atts['slug'] . '">/div>';
	}

}
add_shortcode( 'sbc_calendar', 'sbc_disaply_calendar' );