From 6e80f8b176c9e208d95db396031c5a0890c7ab1b Mon Sep 17 00:00:00 2001
From: Winona Azure <38537084+wiazur@users.noreply.github.com>
Date: Fri, 4 Oct 2019 18:37:08 -0700
Subject: [PATCH] Fixed typos, corrected some null values

---
 Samples/imageSearch.js | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/Samples/imageSearch.js b/Samples/imageSearch.js
index 90826f0..74e3093 100644
--- a/Samples/imageSearch.js
+++ b/Samples/imageSearch.js
@@ -11,20 +11,17 @@ const Search = require('azure-cognitiveservices-search');
 const CognitiveServicesCredentials = require('ms-rest-azure').CognitiveServicesCredentials;
 
 // Add your Bing Search V7 subscription key to your environment variables.
-let keyVar = process.env['BING_SEARCH_V7_SUBSCRIPTION_KEY']
+let subscriptionKey = process.env['BING_SEARCH_V7_SUBSCRIPTION_KEY']
 
-if (!process.env[keyVar]) {
-  throw new Error('please set/export the following environment variable: ' + keyVar);
+if (subscriptionKey == null || subscriptionKey == "" || subscriptionKey == undefined) {
+  throw new Error('please set/export the following environment variable: ' + subscriptionKey);
 }
 
-let serviceKey = process.env[keyVar];
-
-
 ///////////////////////////////////////////
 //     Entrypoint for sample script      //
 ///////////////////////////////////////////
 
-let credentials = new CognitiveServicesCredentials(serviceKey);
+let credentials = new CognitiveServicesCredentials(subscriptionKey);
 let imageSearchApiClient = new Search.ImageSearchAPIClient(credentials);
 
 function sample() {
@@ -258,5 +255,5 @@ function sample() {
     throw (err);
   });
 }
-
+sample()
 exports.sample = sample;