{"html":"<!DOCTYPE html>\n<html>\n\n<head>\n    <meta charset=\"UTF-8\">\n    <style>\n        /* 填写样式 */\n    </style>\n</head>\n\n<body>\n    <video src=\"video.mp4\" controls onerror=\"handleVideoError\"></video>\n\n    <script type=\"text/javascript\">\n        function handleVideoError(event) {\n            console.error(\"视频加载或播放过程中发生错误。\");\n            alert(\"视频加载失败，请检查网络或文件路径！\");\n        }\n    </script>\n</body>\n\n</html>","css":"","js":""}