1 files changed, 14 insertions, 4 deletions
diff --git a/kotlinx-coroutines-core/jvm/test/guide/example-basic-04.kt b/kotlinx-coroutines-core/jvm/test/guide/example-basic-04.kt
index 69f82771..efac7085 100644
--- a/kotlinx-coroutines-core/jvm/test/guide/example-basic-04.kt
+++ b/kotlinx-coroutines-core/jvm/test/guide/example-basic-04.kt
@@ -7,11 +7,21 @@ package kotlinx.coroutines.guide.exampleBasic04
 
 import kotlinx.coroutines.*
 
+// Sequentially executes doWorld followed by "Done"
 fun main() = runBlocking {
-    val job = GlobalScope.launch { // launch a new coroutine and keep a reference to its Job
+    doWorld()
+    println("Done")
+}
+
+// Concurrently executes both sections
+suspend fun doWorld() = coroutineScope { // this: CoroutineScope
+    launch {
+        delay(2000L)
+        println("World 2")
+    }
+    launch {
         delay(1000L)
-        println("World!")
+        println("World 1")
     }
-    println("Hello,")
-    job.join() // wait until child coroutine completes
+    println("Hello")
 }