Added an example for non-headless mode which displays browser window

README.md

@@ -36,11 +36,12 @@ The following examples are currently available:
 <!-- the following section is updated by running `go run gen.go` -->
 <!-- START EXAMPLES -->
 | Example                   | Description                                                                |
-|---------------------------|----------------------------------------------------------------------------|
+| ------------------------- | -------------------------------------------------------------------------- |
 | [click](/click)           | use a selector to click on an element                                      |
 | [cookie](/cookie)         | set a HTTP cookie on requests                                              |
 | [emulate](/emulate)       | emulate a specific device                                                  |
 | [eval](/eval)             | evaluate javascript and retrieve the result                                |
+| [head](/head)             | use headless flag to display browser window                                |
 | [headers](/headers)       | set a HTTP header on requests                                              |
 | [keys](/keys)             | send key events to an element                                              |
 | [logic](/logic)           | more complex logic beyond simple actions                                   |

head/main.go

@@ -0,0 +1,35 @@
+// Command head (as opposed to headless) is a chromedp example demonstrating
+// how to use a chrome flag to display the browser window.
+package main
+
+import (
+	"context"
+	"log"
+	"time"
+
+	"github.com/chromedp/chromedp"
+)
+
+func main() {
+	// create chrome instance
+	opts := append(chromedp.DefaultExecAllocatorOptions[:],
+		chromedp.DisableGPU,
+		// Set the headless flag to false to display the browser window
+		chromedp.Flag("headless", false),
+	)
+
+	ctx, cancel := chromedp.NewExecAllocator(context.Background(), opts...)
+	defer cancel()
+
+	ctx, cancel = chromedp.NewContext(ctx)
+	defer cancel()
+
+	// navigate to a page, wait for some time and then exit.
+	err := chromedp.Run(ctx,
+		chromedp.Navigate(`https://xkcd.com/353/`),
+		chromedp.Sleep(30*time.Second),
+	)
+	if err != nil {
+		log.Fatal(err)
+	}
+}