代码如下,按照视频里老师的例子写的。他的可以运行,我这怎么就运行不了呢?
求解答,谢谢!
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>显示隐藏</title> <style> #div1{ width: 100px; height: 400px; background-color: #ccc; display: none; } </style> </head> <body> <input type="button" value="Button" onclick="showHide()"> <div id="div1"></div> <script> function showHide() { var oDiv = document.getElementById('div1') if (oDiv.display == 'block'){ oDiv.display = 'none' } else{ oDiv.display = 'block'; } } </script> </body> </html>
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