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HTML <textarea> readonly 属性

❮ HTML <textarea> 标签

示例

一个只读文本区域

<textarea readonly>
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</textarea>
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定义和用法

readonly 属性是一个布尔属性。

存在时,它指定文本区域应该是只读的。

在只读文本区域中,内容不能更改,但用户可以跳到它,突出显示它并从中复制内容。

readonly 属性可以设置为阻止用户使用文本区域,直到满足某些其他条件(例如选中复选框等)。 然后,需要使用 JavaScript 来删除 readonly 值,并使文本区域可编辑。


浏览器支持

属性
readonly

语法

<textarea readonly>

❮ HTML <textarea> 标签
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