diff --git a/examples/variables/variables.go b/examples/variables/variables.go
index 8e0912f..5fa61d4 100644
--- a/examples/variables/variables.go
+++ b/examples/variables/variables.go
@@ -29,6 +29,7 @@ func main() {
 	// The `:=` syntax is shorthand for declaring and
 	// initializing a variable, e.g. for
 	// `var f string = "apple"` in this case.
+	// This syntax is only available inside functions.
 	f := "apple"
 	fmt.Println(f)
 }
diff --git a/examples/variables/variables.hash b/examples/variables/variables.hash
index 040888b..2665b92 100644
--- a/examples/variables/variables.hash
+++ b/examples/variables/variables.hash
@@ -1,2 +1,2 @@
-736ce4018f275bb8d12e5232349bae93611506b2
-iYyAIilyBRf
+9aeef52b289d7ad9b9ac79f129d4e49f956c60ef
+N5rWndIliJW
diff --git a/examples/variables/variables.sh b/examples/variables/variables.sh
index eb3b20d..9c3e69e 100644
--- a/examples/variables/variables.sh
+++ b/examples/variables/variables.sh
@@ -3,10 +3,4 @@ initial
 1 2
 true
 0
-apple
-
-# The shorthand `:=` initialization of variable can 
-# only be used inside any function.
-# If used outside any function, it would generate 
-# `syntax error: non-declaration statement outside 
-# function body`.
+apple
\ No newline at end of file
diff --git a/public/variables b/public/variables
index 7bf1c69..11c6fee 100644
--- a/public/variables
+++ b/public/variables
@@ -43,7 +43,7 @@ calls.</p>
             
           </td>
           <td class="code leading">
-            <a href="https://go.dev/play/p/iYyAIilyBRf"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
+            <a href="https://go.dev/play/p/N5rWndIliJW"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
           <pre class="chroma"><span class="kn">package</span> <span class="nx">main</span>
 </pre>
           </td>
@@ -133,7 +133,8 @@ zero value for an <code>int</code> is <code>0</code>.</p>
           <td class="docs">
             <p>The <code>:=</code> syntax is shorthand for declaring and
 initializing a variable, e.g. for
-<code>var f string = &quot;apple&quot;</code> in this case.</p>
+<code>var f string = &quot;apple&quot;</code> in this case.
+This syntax is only available inside functions.</p>
 
           </td>
           <td class="code">
@@ -154,7 +155,7 @@ initializing a variable, e.g. for
           <td class="docs">
             
           </td>
-          <td class="code leading">
+          <td class="code">
             
           <pre class="chroma"><span class="gp">$</span> go run variables.go
 <span class="go">initial
@@ -165,21 +166,6 @@ initializing a variable, e.g. for
           </td>
         </tr>
         
-        <tr>
-          <td class="docs">
-            <p>The shorthand <code>:=</code> initialization of variable can
-only be used inside any function.
-If used outside any function, it would generate
-<code>syntax error: non-declaration statement outside 
-function body</code>.</p>
-
-          </td>
-          <td class="code empty">
-            
-          
-          </td>
-        </tr>
-        
       </table>
       
       
@@ -195,7 +181,7 @@ function body</code>.</p>
     </div>
     <script>
       var codeLines = [];
-      codeLines.push('');codeLines.push('package main\u000A');codeLines.push('import \"fmt\"\u000A');codeLines.push('func main() {\u000A');codeLines.push('    var a \u003D \"initial\"\u000A    fmt.Println(a)\u000A');codeLines.push('    var b, c int \u003D 1, 2\u000A    fmt.Println(b, c)\u000A');codeLines.push('    var d \u003D true\u000A    fmt.Println(d)\u000A');codeLines.push('    var e int\u000A    fmt.Println(e)\u000A');codeLines.push('    f :\u003D \"apple\"\u000A    fmt.Println(f)\u000A}\u000A');codeLines.push('');codeLines.push('');
+      codeLines.push('');codeLines.push('package main\u000A');codeLines.push('import \"fmt\"\u000A');codeLines.push('func main() {\u000A');codeLines.push('    var a \u003D \"initial\"\u000A    fmt.Println(a)\u000A');codeLines.push('    var b, c int \u003D 1, 2\u000A    fmt.Println(b, c)\u000A');codeLines.push('    var d \u003D true\u000A    fmt.Println(d)\u000A');codeLines.push('    var e int\u000A    fmt.Println(e)\u000A');codeLines.push('    f :\u003D \"apple\"\u000A    fmt.Println(f)\u000A}\u000A');codeLines.push('');
     </script>
     <script src="site.js" async></script>
   </body>