简述
本章介绍了 Google 的（材料）文件图标的用法。假设custom是我们定义大小和颜色的 CSS 类名，如下例所示。
<!DOCTYPE html>
<html>
<head>
<link href = "https://fonts.googleapis.com/icon?family=Material+Icons" rel = "stylesheet">
<style>
i.custom {font-size: 2em; color: green;}
</style>
</head>
<body>
<i class = "material-icons custom">accessibility</i>
</body>
</html>
下表包含 Google 的（材料）文件图标的使用情况和结果。用表中给出的代码替换上述程序的 < body > 标签以获得相应的输出 -
| Usage |
Result |
| <i class="material-icons custom">attachment</i> |
attachment |
| <i class="material-icons custom">cloud</i> |
cloud |
| <i class="material-icons custom">cloud_circle</i> |
cloud_circle |
| <i class="material-icons custom">cloud_done</i> |
cloud_done |
| <i class="material-icons custom">cloud_download</i> |
cloud_download |
| <i class="material-icons custom">cloud_off</i> |
cloud_off |
| <i class="material-icons custom">cloud_queue</i> |
cloud_queue |
| <i class="material-icons custom">cloud_upload</i> |
cloud_upload |
| <i class="material-icons custom">file_download</i> |
file_download |
| <i class="material-icons custom">file_upload</i> |
file_upload |
| <i class="material-icons custom">folder</i> |
folder |
| <i class="material-icons custom">folder_open</i> |
folder_open |
| <i class="material-icons custom">folder_shared</i> |
folder_shared |
