Replace startsWith with indexOf - IE compatibility (#169)

`startsWith` is not IE 11 compatible, `indexOf` gets the job done
launchdarkly · Jul 29, 2019 · 8ce1e4f · 8ce1e4f
1 parent 47516a7
commit 8ce1e4f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/launchdarkly-react-client-sdk/src/utils.ts b/packages/launchdarkly-react-client-sdk/src/utils.ts
@@ -5,7 +5,7 @@ export const camelCaseKeys = (rawFlags: LDFlagSet) => {
   const flags: LDFlagSet = {};
   for (const rawFlag in rawFlags) {
     // Exclude system keys
-    if (!rawFlag.startsWith('$')) {
+    if (rawFlag.indexOf('$') !== 0) {
       const camelCasedKey = camelCase(rawFlag);
       flags[camelCasedKey] = rawFlags[rawFlag];
     }