\WP_Stager_Integration\Calendar::render_day(int $year = null, int $month = null, int $day = null, array $args = array()): void

Full Code

/**
 * Renders a single day.
 *
 * Renders the current day if either <code>$year</code>, <code>$month</code> or <code>$day</code> is missing.
 *
 * @param int   $year   (Optional) The date's year
 * @param int   $month  (Optional) The date's month number (1-12)
 * @param int   $day    (Optional) The date's day of the month (1-31)
 * @param array $args   (Optional) An array of calendar settings. See <code>\WP_Stager_Integration\Calendar::render_calendar()</code> for accepted arguments.
 *
 * @return void
 *
 * @see \WP_Stager_Integration\Calendar::render_calendar() for accepted <code>$args</code>.
 */
public static function render_day( $year = null, $month = null, $day = null, $args = array() ) {

    // Type casting
    $year  = (int) $year;
    $month = (int) $month;
    $day   = (int) $day;
    $args  = (array) $args;

    // Calculate day timestamp
    if ( ! $year || ! $month || ! $day ) {
        $timestamp = time();
    } else {

        // Turn into timestamp
        $timestamp = self::calculate_local_timestamp( sprintf( '%04d-%02d-%02d 00:00:00', $year, $month, $day ) );
    }

    // Calculate start & end
    $day_start = self::calculate_timestamp_day_start( $timestamp ); // Midnight
    $day_end   = self::calculate_timestamp_day_end( $day_start );

    self::render_range( $day_start, $day_end, $args );
}