How to access advance custom fields with post type in a for each loop

<?php
   $slider = get_posts(    $slider = g array(
    'post_type' => 'event',
    'posts_per_page' => - 1
   )); ?>
<?php $count = 0; ?>
<?php foreach($slider as $slide): ?>
<?php
   setup_postdata( $slide);
   $title = the_field('event_name'); ?>
<?php endforeach; ?>
<?php wp_reset_postdata(); ?>

Or

<?php
   $slider = get_posts(    $slider = g array(
    'post_type' => 'event',
    'posts_per_page' => - 1
   )); ?>
<?php $count = 0; ?>
<?php foreach($slider as $slide): ?>
<?php
   $post_id = $slide->ID;
   $title = the_field('event_name',$post_id); ?>
<?php endforeach; ?>
<?php wp_reset_postdata(); ?>