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<title>W3Cschool教程(w3cschool.cn)</title>
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input:read-only
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<h3> :read-only 选择器实例演示。</h3>
<p>普通的input元素:<br><input value="hello"></p>
<p>只读的input元素:<br><input readonly value="hello"></p>
<p> :read-write 选择器选取没有设置 "readonly" 属性的元素。</p>
<p> :readonly 择器选取设置 "readonly" 属性的元素。</p>
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