remove it

administrator/components/com_actionlogs/tmpl/actionlogs/default.php

@@ -21,34 +21,7 @@
 $listOrder  = $this->escape($this->state->get('list.ordering'));
 $listDirn   = $this->escape($this->state->get('list.direction'));
 
-$this->document->addScriptDeclaration('
-	Joomla.submitbutton = function(task)
-	{
-		if (task == "actionlogs.exportLogs")
-		{
-			Joomla.submitform(task, document.getElementById("exportForm"));
-
-			return;
-		}
-
-		if (task == "actionlogs.exportSelectedLogs")
-		{
-			// Get id of selected action logs item and pass it to export form hidden input
-			var cids = [];
-
-			jQuery("input[name=\'cid[]\']:checked").each(function() {
-					cids.push(jQuery(this).val());
-			});
-
-			document.exportForm.cids.value = cids.join(",");
-			Joomla.submitform(task, document.getElementById("exportForm"));
-
-			return;
-		}
-
-		Joomla.submitform(task);
-	};
-');
+HTMLHelper::_('script', 'com_actiologs/admin-actionlogs-default.js', ['relative' => true, 'version' => 'auto']);
 ?>
 
 <form action="<?php echo Route::_('index.php?option=com_actionlogs&view=actionlogs'); ?>" method="post" name="adminForm" id="adminForm">

build/media_source/com_actiologs/js/admin-actionlogs-default.js

@@ -0,0 +1,30 @@
+/**
+ * @copyright   Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+Joomla.submitbutton = function(task) {
+  if (task === "actionlogs.exportLogs") {
+    Joomla.submitform(task, document.getElementById("exportForm"));
+
+    return;
+  }
+
+  if (task === "actionlogs.exportSelectedLogs") {
+    // Get id of selected action logs item and pass it to export form hidden input
+    const cids = [];
+    const elements = [].slice.call(document.querySelectorAll("input[name='cid[]']:checked"));
+
+    if (elements.length) {
+      elements.forEach((element) => {
+        cids.push(element.value);
+      })
+    }
+
+    document.exportForm.cids.value = cids.join(",");
+    Joomla.submitform(task, document.getElementById("exportForm"));
+
+    return;
+  }
+
+  Joomla.submitform(task);
+};