installed plugin W3 Total Cache version 2.3.2

wp-content/plugins/w3-total-cache/Extension_FragmentCache_GeneralPage_View.php

@@ -0,0 +1,30 @@
+<?php
+namespace W3TC;
+
+if ( ! defined( 'W3TC' ) ) {
+	die();
+}
+
+Util_Ui::postbox_header( 'Fragment Cache', '', 'fragmentcache' );
+?>
+<p><?php esc_html_e( 'Enable fragment caching reduce execution time for common operations.', 'w3-total-cache' ); ?></p>
+
+<table class="form-table">
+	<?php
+	Util_Ui::config_item_engine(
+		array(
+			'key'         => array( 'fragmentcache', 'engine' ),
+			'label'       => __( 'Fragment Cache Method:', 'w3-total-cache' ),
+			'empty_value' => true,
+		)
+	);
+	?>
+</table>
+
+<?php
+Util_Ui::button_config_save(
+	'general_fragmentcache',
+	'<input type="submit" name="w3tc_flush_fragmentcache" value="' . __( 'Empty cache', 'w3-total-cache' ) . '" class="button" />'
+);
+?>
+<?php Util_Ui::postbox_footer(); ?>