Fixes var name in appengine php72 metadata sample

bshaffer · web-flow · commit 5da6de0c586d · 2018-08-09T22:09:30.000-07:00
diff --git a/appengine/php72/metadata/index.php b/appengine/php72/metadata/index.php
@@ -37,9 +37,9 @@
 function request_metadata_using_google_cloud($metadataKey)
 {
     $metadata = new Google\Cloud\Core\Compute\Metadata();
-    $externalIp = $metadata->get($metadataKey);
+    $metadataValue = $metadata->get($metadataKey);
 
-    return $externalIp;
+    return $metadataValue;
 }
 
 /**

Original file line number	Diff line number	Diff line change
`@@ -37,9 +37,9 @@`
`37`	`37`	`function request_metadata_using_google_cloud($metadataKey)`
`38`	`38`	`{`
`39`	`39`	`$metadata = new Google\Cloud\Core\Compute\Metadata();`
`40`		`- $externalIp = $metadata->get($metadataKey);`
	`40`	`+ $metadataValue = $metadata->get($metadataKey);`
`41`	`41`
`42`		`- return $externalIp;`
	`42`	`+ return $metadataValue;`
`43`	`43`	`}`
`44`	`44`
`45`	`45`	`/**`