OutputPage.php: Use descriptive $variant instead of $_v as local variable

Change-Id: I35a493dea0d71b6be693724c80834a178971da79

diff --git a/includes/OutputPage.php b/includes/OutputPage.php
index e832b82..247c53b 100644 (file)
--- a/includes/OutputPage.php
+++ b/includes/OutputPage.php
@@ -3433,11 +3433,11 @@ class OutputPage extends ContextSource {
                        $lang = $this->getTitle()->getPageLanguage();
                        if ( $lang->hasVariants() ) {
                                $variants = $lang->getVariants();
-                               foreach ( $variants as $_v ) {
-                                       $tags["variant-$_v"] = Html::element( 'link', array(
+                               foreach ( $variants as $variant ) {
+                                       $tags["variant-$variant"] = Html::element( 'link', array(
                                                'rel' => 'alternate',
-                                               'hreflang' => wfBCP47( $_v ),
-                                               'href' => $this->getTitle()->getLocalURL( array( 'variant' => $_v ) ) )
+                                               'hreflang' => wfBCP47( $variant ),
+                                               'href' => $this->getTitle()->getLocalURL( array( 'variant' => $variant ) ) )
                                        );
                                }
                                # x-default link per https://support.google.com/webmasters/answer/189077?hl=en