HTML: one row of is of how much height?</a></h1> </div> <div class="grid fw-wrap pb8 mb16 bb bc-black-075"> <div class="grid--cell ws-nowrap mr16 mb8" title="2016-01-12 19:07:53Z"> <span class="fc-light mr2">Asked</span> <time itemprop="dateCreated" datetime="2013-07-04T17:30:23.570" class="fromnow">Jul 04 '13 at 17:30</time> </div> <div class="grid--cell ws-nowrap mr16 mb8"> <span class="fc-light mr2">Active</span> <time class="fromnow" title="2021-04-13T22:58:20.283" datetime="2021-04-13T22:58:20.283">Apr 13 '21 at 22:58</a> </div> <div class="grid--cell ws-nowrap mb8" title="Viewed 47,210 times"> <span class="fc-light mr2">Viewed</span> 4.7k times </div> </div> <div id="mainbar" role="main" aria-label="questions and answers"> <div id="question" class="question" data-questionid="17475652" data-ownerid="1180722" data-score="20"> <div class="post-layout"> <div class="votecell post-layout--left"> <div class="js-voting-container grid jc-center fd-column ai-stretch gs4 fc-black-200" data-post-id="17475652"> <button class="js-vote-up-btn grid--cell s-btn s-btnunset c-pointer"><svg aria-hidden="true" class="m0 svg-icon iconArrowUpLg" width="36" height="36" viewBox="0 0 36 36"><path d="M2 26h32L18 10 2 26z"></path></svg></button> <div class="js-vote-count grid--cell fc-black-500 fs-title grid fd-column ai-center" itemprop="upvoteCount" data-value="20">20</div> <button class="js-bookmark-btn s-btn s-btnunset c-pointer py4"> <svg aria-hidden="true" class="svg-icon iconBookmark" width="18" height="18" viewBox="0 0 18 18"><path d="M6 1a2 2 0 00-2 2v14l5-4 5 4V3a2 2 0 00-2-2H6zm3.9 3.83h2.9l-2.35 1.7.9 2.77L9 7.59l-2.35 1.7.9-2.76-2.35-1.7h2.9L9 2.06l.9 2.77z"></path></svg> <div class="js-bookmark-count mt4" data-value="0">0</div> </button> </div> </div> <div class="postcell post-layout--right"> <div class="s-prose js-post-body" itemprop="text"><p>I want to know the height of one row of <<code>textarea></code>. I want to know that because I want to do some calculations.</p> <p>Do we know it or do we have to do some scripting?</p></div> <div class="mt24 mb12"> <div class="post-taglist grid gs4 gsy fd-column"> <div class="grid ps-relative"> <a href="../../questions/tagged/html" class="post-tag js-gps-track" title="show questions tagged 'html'" rel="tag">html</a> <a href="../../questions/tagged/height" class="post-tag js-gps-track" title="show questions tagged 'height'" rel="tag">height</a> <a href="../../questions/tagged/textarea" class="post-tag js-gps-track" title="show questions tagged 'textarea'" rel="tag">textarea</a> <a href="../../questions/tagged/row" class="post-tag js-gps-track" title="show questions tagged 'row'" rel="tag">row</a> <a href="../../questions/tagged/row-height" class="post-tag js-gps-track" title="show questions tagged 'row-height'" rel="tag">row-height</a> </div> </div> </div> <div class="mb0"> <div class="mt16 grid gs8 gsy fw-wrap jc-end ai-start pt4 mb16"> <div class="grid--cell mr16 fl1 w96"></div> <div class="post-signature grid--cell"> <div class="s-user-card s-user-card"> <time class="s-user-card--time" datetime="edited Apr 13 '21 at 22:58">edited Apr 13 '21 at 22:58</time> <a href="../../users/814702/informatik01" class="s-avatar s-avatar32 s-user-card--avatar"> <img class="s-avatar--image" src="../../users/profiles/814702.webp" data-jdenticon-width="32" data-jdenticon-height="32" data-jdenticon-value="informatik01" /> </a> <div class="s-user-card--info"> <a href="../../users/814702/informatik01" class="s-user-card--link">informatik01</a> <ul class="s-user-card--awards"> <li class="s-user-card--rep" title="reputation score">16,038</li> <li class="s-award-bling s-award-blinggold" title="10 gold badges">10</li> <li class="s-award-bling s-award-blingsilver" title="74 silver badges">74</li> <li class="s-award-bling s-award-blingbronze" title="104 bronze badges">104</li> </ul> </div> </div> </div> <div class="post-signature owner grid--cell"> <div class="s-user-card s-user-card"> <time class="s-user-card--time" datetime="asked Jul 04 '13 at 17:30">asked Jul 04 '13 at 17:30</time> <a href="../../users/1180722/mohammad-areeb-siddiqui" class="s-avatar s-avatar32 s-user-card--avatar"> <img class="s-avatar--image" src="../../users/profiles/1180722.webp" data-jdenticon-width="32" data-jdenticon-height="32" data-jdenticon-value="Mohammad Areeb Siddiqui" /> </a> <div class="s-user-card--info"> <a href="../../users/1180722/mohammad-areeb-siddiqui" class="s-user-card--link">Mohammad Areeb Siddiqui</a> <ul class="s-user-card--awards"> <li class="s-user-card--rep" title="reputation score">9,795</li> <li class="s-award-bling s-award-blinggold" title="14 gold badges">14</li> <li class="s-award-bling s-award-blingsilver" title="71 silver badges">71</li> <li class="s-award-bling s-award-blingbronze" title="113 bronze badges">113</li> </ul> </div> </div> </div> </div> </div> </div> <div class="post-layout--right js-post-comments-component"> <div id="comments-17475652" class="comments js-comments-container bt bc-black-075 mt12 " data-post-id="17475652" data-min-length="15"> <ul class="comments-list js-comments-list" data-remaining-comments-count="0" data-canpost="false" data-cansee="true" data-comments-unavailable="false" data-addlink-disabled="true"> <li id="comment-25396091" class="comment js-comment " data-comment-id="25396091" data-comment-owner-id="2344142" data-comment-score="0"> <div class="js-comment-actions comment-actions"> <div class="comment-score js-comment-edit-hide"> </div> </div> <div class="comment-text js-comment-text-and-form"> <a name="comment25396091_17475652"></a> <div class="comment-body js-comment-edit-hide"> <span class="comment-copy">If you just want to know the number of rows there are, just split by `\r\n` `\r` `\n` respectively.</span> – <a href="../../users/2344142/dave-chen" title="10,887 reputation" class="comment-user ">Dave Chen</a> <span class="comment-date" dir="ltr"><a class="comment-link" href="../../questions/17475652/html-one-row-of-textarea-is-of-how-much-height#comment25396091_17475652"><span title="2013-07-04T17:32:35.713 License: CC BY-SA 3.0" class="relativetime-clean">Jul 04 '13 at 17:32</span></a></span> </div> </div> </li> </ul> </div> </div> </div> </div> <div id="answers"> <a name="tab-top"></a> <div id="answers-header"> <div class="answers-subheader grid ai-center mb8"> <div class="grid--cell fl1"> <h2 class="mb0" data-answercount="9">3 Answers<span style="display:none;" itemprop="answerCount">3</span></h2> </div> </div> </div> <a name="17475737"></a> <div id="answer-17475737" class="answer accepted-answer" data-answerid="17475737" data-ownerid="1394383" data-score="28" itemprop="acceptedAnswer" itemscope="" itemtype="https://schema.org/Answer"> <div class="post-layout"> <div class="votecell post-layout--left"> <div class="js-voting-container grid jc-center fd-column ai-stretch gs4 fc-black-200" data-post-id="17475737"> <button class="js-vote-up-btn grid--cell s-btn s-btnunset c-pointer"><svg aria-hidden="true" class="m0 svg-icon iconArrowUpLg" width="36" height="36" viewBox="0 0 36 36"><path d="M2 26h32L18 10 2 26z"></path></svg></button> <div class="js-vote-count grid--cell fc-black-500 fs-title grid fd-column ai-center" itemprop="upvoteCount" data-value="28">28</div> <div class="js-accepted-answer-indicator grid--cell fc-green-500 py6 mtn8"><div class="ta-center"><svg aria-hidden="true" class="svg-icon iconCheckmarkLg" width="36" height="36" viewBox="0 0 36 36"><path d="m6 14 8 8L30 6v8L14 30l-8-8v-8z"></path></svg></div></div> </div> </div> <div class="postcell post-layout--right"> <div class="s-prose js-post-body" itemprop="text"><p>The height of a row is set by <code>line-height</code>.</p> <p>For example:</p> <pre><code><textarea rows="1">hello world</textarea> </code></pre> <p>If you set the following:</p> <pre><code>textarea { line-height: 1; font-size: 12px; border: none; margin: 0; padding: 0; } </code></pre> <p>By inspecting the textarea element you'll find out that it has a height of 12px.</p></div> <div class="mb0"> <div class="mt16 grid gs8 gsy fw-wrap jc-end ai-start pt4 mb16"> <div class="grid--cell mr16 fl1 w96"></div> <div class="post-signature grid--cell"> <div class="s-user-card s-user-card"> <time class="s-user-card--time" datetime="answered Jul 04 '13 at 17:36">answered Jul 04 '13 at 17:36</time> <a href="../../users/1394383/ruben-kislaki" class="s-avatar s-avatar32 s-user-card--avatar"> <img class="s-avatar--image" src="../../users/profiles/1394383.webp" data-jdenticon-width="32" data-jdenticon-height="32" data-jdenticon-value="Ruben Kislaki" /> </a> <div class="s-user-card--info"> <a href="../../users/1394383/ruben-kislaki" class="s-user-card--link">Ruben Kislaki</a> <ul class="s-user-card--awards"> <li class="s-user-card--rep" title="reputation score">428</li> <li class="s-award-bling s-award-blingsilver" title="3 silver badges">3</li> <li class="s-award-bling s-award-blingbronze" title="7 bronze badges">7</li> </ul> </div> </div> </div> </div> </div> </div> <div class="post-layout--right js-post-comments-component"> </div> </div> </div> <a name="17475729"></a> <div id="answer-17475729" class="answer " data-answerid="17475729" data-ownerid="1807481" data-score="3" itemprop="suggestedAnswer" itemscope="" itemtype="https://schema.org/Answer"> <div class="post-layout"> <div class="votecell post-layout--left"> <div class="js-voting-container grid jc-center fd-column ai-stretch gs4 fc-black-200" data-post-id="17475729"> <button class="js-vote-up-btn grid--cell s-btn s-btnunset c-pointer"><svg aria-hidden="true" class="m0 svg-icon iconArrowUpLg" width="36" height="36" viewBox="0 0 36 36"><path d="M2 26h32L18 10 2 26z"></path></svg></button> <div class="js-vote-count grid--cell fc-black-500 fs-title grid fd-column ai-center" itemprop="upvoteCount" data-value="3">3</div> </div> </div> <div class="postcell post-layout--right"> <div class="s-prose js-post-body" itemprop="text"><p>Basically it is the same as whatever the <code>line-height</code> is set to. You can either set it explicitly, or figure out what it is set to, and go from there.</p> <p><a class="external-link" href="http://jsbin.com/osoniy/1/edit" rel="nofollow">Here is an example</a></p></div> <div class="mb0"> <div class="mt16 grid gs8 gsy fw-wrap jc-end ai-start pt4 mb16"> <div class="grid--cell mr16 fl1 w96"></div> <div class="post-signature grid--cell"> <div class="s-user-card s-user-card"> <time class="s-user-card--time" datetime="answered Jul 04 '13 at 17:36">answered Jul 04 '13 at 17:36</time> <a href="../../users/1807481/gotohales" class="s-avatar s-avatar32 s-user-card--avatar"> <img class="s-avatar--image" src="../../users/profiles/1807481.webp" data-jdenticon-width="32" data-jdenticon-height="32" data-jdenticon-value="gotohales" /> </a> <div class="s-user-card--info"> <a href="../../users/1807481/gotohales" class="s-user-card--link">gotohales</a> <ul class="s-user-card--awards"> <li class="s-user-card--rep" title="reputation score">3,665</li> <li class="s-award-bling s-award-blinggold" title="1 gold badge">1</li> <li class="s-award-bling s-award-blingsilver" title="20 silver badge">20</li> <li class="s-award-bling s-award-blingbronze" title="34 bronze badge">34</li> </ul> </div> </div> </div> </div> </div> </div> <div class="post-layout--right js-post-comments-component"> </div> </div> </div> <a name="49033109"></a> <div id="answer-49033109" class="answer " data-answerid="49033109" data-ownerid="142714" data-score="1" itemprop="suggestedAnswer" itemscope="" itemtype="https://schema.org/Answer"> <div class="post-layout"> <div class="votecell post-layout--left"> <div class="js-voting-container grid jc-center fd-column ai-stretch gs4 fc-black-200" data-post-id="49033109"> <button class="js-vote-up-btn grid--cell s-btn s-btnunset c-pointer"><svg aria-hidden="true" class="m0 svg-icon iconArrowUpLg" width="36" height="36" viewBox="0 0 36 36"><path d="M2 26h32L18 10 2 26z"></path></svg></button> <div class="js-vote-count grid--cell fc-black-500 fs-title grid fd-column ai-center" itemprop="upvoteCount" data-value="1">1</div> </div> </div> <div class="postcell post-layout--right"> <div class="s-prose js-post-body" itemprop="text"><p>You could also determine the value of <code>line-height</code> (or any style) by using <code>currentStyle</code> or <code>getComputedStyle</code>, as per this answer for <strong><em>getting the line-height of a div</em></strong>:</p> <p><a href="../../a/4392968#4392968">https://stackoverflow.com/a/4392968/142714</a></p> <p>And if you have jQuery you can use <a class="external-link" href="http://api.jquery.com/css/" rel="nofollow noreferrer"><code>.css()</code></a>, which abstracts the above (there are browser differences to consider).</p></div> <div class="mb0"> <div class="mt16 grid gs8 gsy fw-wrap jc-end ai-start pt4 mb16"> <div class="grid--cell mr16 fl1 w96"></div> <div class="post-signature grid--cell"> <div class="s-user-card s-user-card"> <time class="s-user-card--time" datetime="answered Feb 28 '18 at 15:30">answered Feb 28 '18 at 15:30</time> <a href="../../users/142714/darren-shewry" class="s-avatar s-avatar32 s-user-card--avatar"> <img class="s-avatar--image" src="../../users/profiles/142714.webp" data-jdenticon-width="32" data-jdenticon-height="32" data-jdenticon-value="Darren Shewry" /> </a> <div class="s-user-card--info"> <a href="../../users/142714/darren-shewry" class="s-user-card--link">Darren Shewry</a> <ul class="s-user-card--awards"> <li class="s-user-card--rep" title="reputation score">10,179</li> <li class="s-award-bling s-award-blinggold" title="4 gold badges">4</li> <li class="s-award-bling s-award-blingsilver" title="50 silver badges">50</li> <li class="s-award-bling s-award-blingbronze" title="46 bronze badges">46</li> </ul> </div> </div> </div> </div> </div> </div> <div class="post-layout--right js-post-comments-component"> </div> </div> </div> </div> </div> </div> </div> <script src="../../static/js/stack-icons.js"></script> <script src="../../static/js/fromnow.js"></script> </body> </html>