How to set textarea read-only

You can use the readonly attribute, disabled and readwrite attributes to set the textarea read-only. Detailed introduction: 1. readonly attribute, the value of the readonly attribute is readonly; 2. disabled attribute, the content of the element cannot be changed, because the value of the disabled attribute is disabled; 3. readwrite attribute, the content of the <textarea> element Content can be changed etc. </p></blockquote> <p><img src="https://img.php.cn/upload/article/202309/28/2023092811013122752.jpg" alt="How to set textarea read-only" ></p> <p>To set the <textarea> element in HTML to be read-only, you can use the readonly attribute. This is a boolean property and if set to true, the content of the <textarea> element cannot be changed. If set to false (the default), the content can be changed. </p> <p>The following is an example of using the readonly attribute to set the <textarea> element to be read-only: </p> <p><textarea readonly="readonly">This is a read-only text area.

In this example, the content of the element cannot be changed because the value of the readonly attribute is readonly (that is, true). </p> <p>In addition to the readonly attribute, there are some other attributes that can be used to control the read and write permissions of the <textarea> element, such as the disabled and readwrite attributes. The disabled attribute sets the <textarea> element to a disabled state, making it impossible to change. The readwrite attribute sets the <textarea> element to a readable and writable state so that it can be changed. </p> <p>The following is an example of using the disabled attribute to set the <textarea> element to be read-only: </p> <p><textarea disabled="disabled">This is a disabled text area.

In this example, the content of the element cannot be changed because the value of the disabled attribute is disabled (that is, true). </p> <p>The readwrite attribute can be used to set the <textarea> element to a read-write state, as shown below: </p> <p><textarea readwrite="readwrite"> This is a read-write text area.

In this example, (i.e. true).

In short, to set the element in HTML to be read-only, you can use the readonly attribute. The readonly attribute sets the content of the <textarea> element to read-only so that it cannot be changed. </p><p>The above is the detailed content of How to set textarea read-only. For more information, please follow other related articles on the PHP Chinese website!</p></div><div class="nphpQianMsg"><a href="javascript:void(0);">html</a><div class="clear"></div></div><div class="nphpQianSheng"><span>Statement：</span><div>The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. 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