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copied!<p>From the <a href="http://www.w3.org/TR/xhtml1/dtds.html#dtdentry_xhtml1-strict.dtd_textarea" rel="nofollow noreferrer">DTD</a>:</p> <blockquote> <p><code><!ELEMENT TEXTAREA - - (#PCDATA) -- multi-line text field --></code></p> </blockquote> <p>In the XHTML code of your page, a <code><textarea></code> can only contain text (<code>#PCDATA</code>), and you cannot nest any XHTML elements within the <code><textarea></code>.</p> <p>Your questions seems to show two different things. The image shows "<code><br /></code>" written into a <code><textarea></code>, while the message from the W3C Validator is referring to a <code><br /></code> element written into the XHTML of your page within the <code><textarea></code> element. </p> <p>In the first case, having "<code>Test<br />line break</code>" appear to the user in the text area is done by using the appropriate entities, just as <a href="https://stackoverflow.com/questions/755944/possible-to-add-line-breaks-in-a-textarea-field-while-keeping-it-xhtml-1-0-valid/755996#755996">altCognito</a> wrote:</p> <pre><code><textarea>Test&lt;br /&gt;line break</textarea> </code></pre> <p>Anything that's being entered by the user that is then redisplayed within a <code><textarea></code> on a new page should be encoded (i.e., use entities for <code>&</code>, <code>"</code>, <code>'</code>, <code><</code>, and <code>></code>).</p> <p>If want to display a user's entry:</p> <blockquote> <p>Test<code><br /></code>line break</p> </blockquote> <p>...as...</p> <blockquote> <p>Test<br> line break</p> </blockquote> <p>...within another text area, then you will need to parse what has been entered into the original <code><textarea></code> and replace the user-entered <code><br /></code>s with normal line breaks. <a href="https://stackoverflow.com/questions/755944/possible-to-add-line-breaks-in-a-textarea-field-while-keeping-it-xhtml-1-0-valid/755992#755992">See Lucero's answer</a>.</p>

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