新的一天

2025-10-15 17:48:32 +08:00
parent 61ec7c9468
commit 8150aa63d1
8 changed files with 239 additions and 231 deletions
--- a/前端Web基础(JS+Vue+Ajax)/JS-Vue/07.
+++ b/前端Web基础(JS+Vue+Ajax)/JS-Vue/07.
@@ -1,10 +1,12 @@
 <!DOCTYPE html>
 <html lang="en">
+
 <head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>JS-DOM</title>
 </head>
+
 <body>

  <h1 id="title1">11111</h1>
@@ -12,7 +14,11 @@
  <h1>33333</h1>

  <script>
-    
+    // let h1 = document.querySelector('#title1');
+    // let h1 = document.querySelector('h1');
+    let h1 = document.querySelectorAll('h1');
+    h1[1].innerHTML = '44444';
  </script>
 </body>
+
 </html>