使用[attribute|=”value”]选择器来选择具有以指定值开头的指定属性的元素。
您可以尝试运行以下代码来实现CSS [ attribute|=”value”] 选择器，
示例
现场演示
<!DOCTYPE html>
<html>
<head>
<style>
[alt|=Tutor] {
border: 5px solid orange;
border-radius: 5px;
}
</style>
</head>
<body>
<img src = "https://www.tutorialspoint.com/videotutorials/images/tutor_connect_home.jpg" height="200" width="200" alt="Tutor-Connect">
<img src = "https://www.tutorialspoint.com/videotutorials/images/tutorial_library_home.jpg" height="200" width="200" alt="Tutorials-Library">
</body>
</html> 
