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Use the :checked pseudo-class selector to change the style of a selected checkbox or radio button

王林
王林Original
2023-11-20 11:48:16994browse

Use the :checked pseudo-class selector to change the style of a selected checkbox or radio button

Because the length of the article is limited, there are only short code examples. Here is an example:

Suppose we have the following HTML structure:

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Checked伪类选择器示例</title>
  <style>
    input[type="checkbox"]:checked + label {
      font-weight: bold;
      color: green;
    }
  </style>
</head>
<body>
  <input type="checkbox" id="checkbox1">
  <label for="checkbox1">选项1</label>
  <input type="checkbox" id="checkbox2">
  <label for="checkbox2">选项2</label>
</body>
</html>

In the above example, input[type="checkbox"]:checked label is used Selector, when the check box is selected, the style of the adjacent label element will change, becoming bold and green.

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