repeatable field fetching

repeatable-field-fetching.php

<?php
$entries = get_post_meta( get_the_ID(), 'wiki_test_repeat_group', true );
if ( ! empty( $entries ) ) {
	$entries = array_values( (array) $entries );
}

$first_entry_title        = '';
$second_entry_title       = '';
$first_entry_description  = '';
$second_entry_description = '';
$first_entry_image        = '';
$second_entry_image       = '';

if ( isset( $entries[0]['title'] ) ) {
	$first_entry_title = esc_html( $entries[0]['title'] );
}

if ( isset( $entries[0]['description'] ) ) {
	$first_entry_description = wpautop( $entries[0]['description'] );
}

if ( isset( $entries[0]['image_id'] ) ) {
	$first_entry_image = wp_get_attachment_image( absint( $entries[0]['image_id'] ), 'medium', null, array(
		'class' => 'thumb',
	) );
}

if ( isset( $entries[1]['title'] ) ) {
	$second_entry_title = esc_html( $entries[1]['title'] );
}

if ( isset( $entries[1]['description'] ) ) {
	$second_entry_description = wpautop( $entries[1]['description'] );
}

if ( isset( $entries[1]['image_id'] ) ) {
	$second_entry_image = wp_get_attachment_image( absint( $entries[1]['image_id'] ), 'medium', null, array(
		'class' => 'thumb',
	) );
}