array_filter() expects parameter 1 to be array, string given · Issue #47 · GeneaLabs/laravel-mixpanel · GitHub
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PHP array_filter(): How to Filter an Array in PHP
PHP array_filter(): How to Filter an Array in PHP
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array_filter() expects parameter 1 to be array, null given in Drupal\webform_mailchimp\Plugin\WebformHandler\WebformMailChimpHandler->postSave() [#3096797] | Drupal.org
Warning: array_filter() expects parameter 1 to be array, null given in Drupal\views_bulk_operations\Plugin\views\field\ViewsBulkOperationsBulkForm->viewsFormValidate() (line 863 ... [#3002905] | Drupal.org
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