Fix usage example in README

hackermd · hackermd · commit c498a091dd44 · 2018-08-08T15:50:47.000-04:00
The filter operation is required to remove "undefined".
diff --git a/README.md b/README.md
@@ -68,6 +68,7 @@ client.searchForInstances(searchInstanceOptions).then((instances) => {
   }
   return(Promise.all(promises));
 }).then(metadata => {
+  metadata = metadata.filter(m => m);
   const viewer = new DICOMMicroscopyViewer.api.DICOMMicroscopyViewer({
     client,
     metadata

Original file line number	Diff line number	Diff line change
`@@ -68,6 +68,7 @@ client.searchForInstances(searchInstanceOptions).then((instances) => {`
`68`	`68`	`}`
`69`	`69`	`return(Promise.all(promises));`
`70`	`70`	`}).then(metadata => {`
	`71`	`+ metadata = metadata.filter(m => m);`
`71`	`72`	`const viewer = new DICOMMicroscopyViewer.api.DICOMMicroscopyViewer({`
`72`	`73`	`client,`
`73`	`74`	`metadata`