How to update an ACF Google map field via PHP. This snippet accompanies the article: https://www.awesomeacf.com/snippets/how-to-update-an-acf-google-map-field-programmatically-using-php/

how-to-update-acf-google-map-field.php

<?php

// The field accepts a value with this structure
$value = [
	'address' => '123 Example St, Townsville XYZ 1234, Country',
	'lat' => - 38.1486228,
	'lng' => 144.360414,
	'zoom' => 14,
	'place_id' => 'Ei0xMjMgTW9vcmFib29sIFN0LCBHZWVsb25nIFZJQyAzMjIwLCBBdXN0cmFsaWEiMBIuChQKEgmX0JaIHBTUahFyH_LC9sYD8hB7KhQKEglDz-DYDxTUahECZY8QisCjzg',
	'street_number' => 123,
	'street_name' => 'Example Street',
	'street_name_short' => 'Example St',
	'city' => 'Townsville',
	'state' => 'Statename',
	'state_short' => 'XYZ',
	'post_code' => 1234,
	'country' => 'Country',
	'country_short' => 'ZX',
];

// If you need a new post, create one.
$post_id = wp_insert_post(['post_type' => 'post', 'post_status' => 'publish']);

// Update the ACF field for a given post.
update_field($field_name, $value, $post_id);