Update introducing-jsx.md (#761)

7 years ago · 1f21aaabb2
1 changed files with 1 additions and 1 deletions
--- a/content/docs/introducing-jsx.md
+++ b/content/docs/introducing-jsx.md
@ -158,7 +158,7 @@ const element = {
  type: 'h1',
  props: {
    className: 'greeting',
-    children: 'Hello, world'
+    children: 'Hello, world!'
  }
 };
 ```