Example Shortcode for ACF Plugin

/* Example Shortcode for ACF Plugin */
function acf_sc_image() {
?>
    <!-- /* Display image (ID) || https://www.advancedcustomfields.com/resources/image/#template-usage */ -->
    <?php
    $image = get_field('image');
    $size = 'full'; // (thumbnail, medium, large, full or custom size)
    if( $image ) {
        echo wp_get_attachment_image( $image, $size );
    }
    ?>

    <!-- /* Display image (array) || https://www.advancedcustomfields.com/resources/image/#template-usage */ -->
    <?php
    $image = get_field('image');
    if( !empty( $image ) ): ?>
        <img src="<?php echo esc_url($image['url']); ?>" alt="<?php echo esc_attr($image['alt']); ?>" />
    <?php endif; ?>

    <!-- /* Display image (URL) || https://www.advancedcustomfields.com/resources/image/#template-usage */ -->
    <?php if( get_field('image') ): ?>
        <img src="<?php the_field('image'); ?>" />
    <?php endif; ?>
<?php
}

add_shortcode('acf_image', 'acf_sc_image'); /* register shortcode [acf_image] */