WebHTML class 属性为元素指定一个或多个类名 类可被 CSS 和 JavaScript 用来选择和访问特定的元素 class 属性可以用于任何HTML元素 类名区分大小写 不同的HTML元素可以指向相同的类名 JavaScript 可以使用 getElementsByClassName () 方法访问具有特定类名的元素。 HTML 实验 学习训练 练习题: 创建一个名为 "special" 的类选择器。 在 "special" 类中添加 … Web20 uur geleden · The Supreme Court on Thursday rejected an effort by three colleges to halt a class-action settlement that’s set to cancel more than $6 billion of federal student loan …
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