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pokeloken
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admin
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wp-content
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plugins
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mailchimp-for-wp
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includes
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admin
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migrations
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4.0.0-hidden-fields-value-delimiter.php
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<?php defined('ABSPATH') or exit; /** @ignore */ function _mc4wp_400_replace_comma_with_pipe($matches) { $old = $matches[1]; $new = str_replace(',', '|', $old); return str_replace($old, $new, $matches[0]); } // get all forms $posts = get_posts( [ 'post_type' => 'mc4wp-form', 'numberposts' => -1, ] ); foreach ($posts as $post) { // find hidden field values in form and pass through replace function $old = $post->post_content; $new = preg_replace_callback('/type="hidden" .* value="(.*)"/i', '_mc4wp_400_replace_comma_with_pipe', $old); // update post if we replaced something if ($new != $old) { $post->post_content = $new; wp_update_post($post); } }