Home
JS
JS
Tryit: JAVASCRIPT
运行 ❯
×
Change Orientation
Change Theme, Dark/Light
<!DOCTYPE html> <html> <body> <script> document.write("Hello World!"); </script> <p>单击该按钮可获取文档中第一个脚本元素的内容。</p> <button onclick="myFunction()">试一试</button> <p id="demo"></p> <script> function myFunction() { var x = document.scripts[0].text; document.getElementById("demo").innerHTML = x; } </script> </body> </html>