Uncaught error when trying to render [object HTMLDocument] inside in React</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="2022-10-10T22:52:05.147" class="fromnow">Oct 10 '22 at 22:52</time> </div> <div class="grid--cell ws-nowrap mr16 mb8"> <span class="fc-light mr2">Active</span> <time class="fromnow" title="2022-10-10T22:52:05.147" datetime="2022-10-10T22:52:05.147">Oct 10 '22 at 22:52</a> </div> <div class="grid--cell ws-nowrap mb8" title="Viewed 126 times"> <span class="fc-light mr2">Viewed</span> 126 times </div> </div> <div id="mainbar" role="main" aria-label="questions and answers"> <div id="question" class="question" data-questionid="74021400" data-ownerid="19563899" data-score="0"> <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="74021400"> <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="0">0</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=""></div> </button> </div> </div> <div class="postcell post-layout--right"> <div class="s-prose js-post-body" itemprop="text"><p>Initially, inside a React application, I retrieved HTML file from server as a string and passed it to the iframe's srcDoc to display HTML inside a webpage which is fine. But now, I've been trying to parse that string (using new DOMParser()), store it in a variable and add it as a child of , but this error pops up "Objects are not valid as a React child (found: [object HTMLDocument])". Could you please explain the concept behind rendering raw HTML code inside JSX or the workaround for this problem?</p> <pre><code>setFile(new DOMParser().parseFromString(res.data, 'text/html')) ... ... return render ? ( <iframe width='800' height='800'> {file} </iframe> ): null </code></pre></div> <div class="mt24 mb12"> <div class="post-taglist grid gs4 gsy fd-column"> <div class="grid ps-relative"> <a href="../../questions/tagged/javascript" class="post-tag js-gps-track" title="show questions tagged 'javascript'" rel="tag">javascript</a> <a href="../../questions/tagged/reactjs" class="post-tag js-gps-track" title="show questions tagged 'reactjs'" rel="tag">reactjs</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 owner grid--cell"> <div class="s-user-card s-user-card"> <time class="s-user-card--time" datetime="asked Oct 10 '22 at 22:52">asked Oct 10 '22 at 22:52</time> <a href="../../users/19563899/peculiarpup" class="s-avatar s-avatar32 s-user-card--avatar"> <img class="s-avatar--image" src="../../users/profiles/19563899.webp" data-jdenticon-width="32" data-jdenticon-height="32" data-jdenticon-value="PeculiarPup" /> </a> <div class="s-user-card--info"> <a href="../../users/19563899/peculiarpup" class="s-user-card--link">PeculiarPup</a> <ul class="s-user-card--awards"> <li class="s-user-card--rep" title="reputation score">3</li> <li class="s-award-bling s-award-blingbronze" title="5 bronze badges">5</li> </ul> </div> </div> </div> </div> </div> </div> <div class="post-layout--right js-post-comments-component"> <div id="comments-74021400" class="comments js-comments-container bt bc-black-075 mt12 " data-post-id="74021400" 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-130697089" class="comment js-comment " data-comment-id="130697089" data-comment-owner-id="5089567" data-comment-score="1"> <div class="js-comment-actions comment-actions"> <div class="comment-score js-comment-edit-hide"> <span title="number of 'useful comment' votes received" class="warm">1</span> </div> </div> <div class="comment-text js-comment-text-and-form"> <a name="comment130697089_74021400"></a> <div class="comment-body js-comment-edit-hide"> <span class="comment-copy">Does this answer your question? [Rendering raw html with reactjs](https://stackoverflow.com/questions/27934238/rendering-raw-html-with-reactjs)</span> – <a href="../../users/5089567/konrad" title="21,590 reputation" class="comment-user ">Konrad</a> <span class="comment-date" dir="ltr"><a class="comment-link" href="../../questions/74021400/uncaught-error-when-trying-to-render-object-htmldocument-inside-iframe-in-reac#comment130697089_74021400"><span title="2022-10-10T22:53:17.930 License: CC BY-SA 4.0" class="relativetime-clean">Oct 10 '22 at 22:53</span></a></span> </div> </div> </li> <li id="comment-130697251" class="comment js-comment " data-comment-id="130697251" data-comment-owner-id="19563899" 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="comment130697251_74021400"></a> <div class="comment-body js-comment-edit-hide"> <span class="comment-copy">If you are referring to dangerouslySetInnerHTML property, I think I'm still passing the string to it and not the converted object. I would be okay with using the srcDoc, but when I go to inspect element, it displays the whole html code as a string which I don't want.</span> – <a href="../../users/19563899/peculiarpup" title="3 reputation" class="comment-user owner">PeculiarPup</a> <span class="comment-date" dir="ltr"><a class="comment-link" href="../../questions/74021400/uncaught-error-when-trying-to-render-object-htmldocument-inside-iframe-in-reac#comment130697251_74021400"><span title="2022-10-10T23:07:00.030 License: CC BY-SA 4.0" class="relativetime-clean">Oct 10 '22 at 23:07</span></a></span> </div> </div> </li> <li id="comment-130697262" class="comment js-comment " data-comment-id="130697262" data-comment-owner-id="5089567" 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="comment130697262_74021400"></a> <div class="comment-body js-comment-edit-hide"> <span class="comment-copy">Why do you need to use `DOMParser`?</span> – <a href="../../users/5089567/konrad" title="21,590 reputation" class="comment-user ">Konrad</a> <span class="comment-date" dir="ltr"><a class="comment-link" href="../../questions/74021400/uncaught-error-when-trying-to-render-object-htmldocument-inside-iframe-in-reac#comment130697262_74021400"><span title="2022-10-10T23:08:21.750 License: CC BY-SA 4.0" class="relativetime-clean">Oct 10 '22 at 23:08</span></a></span> </div> </div> </li> <li id="comment-130697309" class="comment js-comment " data-comment-id="130697309" data-comment-owner-id="19563899" 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="comment130697309_74021400"></a> <div class="comment-body js-comment-edit-hide"> <span class="comment-copy">When I use srcDoc, the iframe element has a #document child which contains the html code I want, but as I mentioned it also displays the same code as a string in srcDoc. I figured if I extract the code as raw HTML using DOMParser, and then pass it down to iframe I don't have to deal with srcDoc. But apparently, it throws me an error.</span> – <a href="../../users/19563899/peculiarpup" title="3 reputation" class="comment-user owner">PeculiarPup</a> <span class="comment-date" dir="ltr"><a class="comment-link" href="../../questions/74021400/uncaught-error-when-trying-to-render-object-htmldocument-inside-iframe-in-reac#comment130697309_74021400"><span title="2022-10-10T23:14:20.460 License: CC BY-SA 4.0" class="relativetime-clean">Oct 10 '22 at 23:14</span></a></span> </div> </div> </li> <li id="comment-130697344" class="comment js-comment " data-comment-id="130697344" data-comment-owner-id="5089567" 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="comment130697344_74021400"></a> <div class="comment-body js-comment-edit-hide"> <span class="comment-copy">I'm pretty sure that you can't just pass children to `iframe` to render them anyway. You probably have to modify the dom directly here.</span> – <a href="../../users/5089567/konrad" title="21,590 reputation" class="comment-user ">Konrad</a> <span class="comment-date" dir="ltr"><a class="comment-link" href="../../questions/74021400/uncaught-error-when-trying-to-render-object-htmldocument-inside-iframe-in-reac#comment130697344_74021400"><span title="2022-10-10T23:17:49.000 License: CC BY-SA 4.0" class="relativetime-clean">Oct 10 '22 at 23:17</span></a></span> </div> </div> </li> <li id="comment-130697429" class="comment js-comment " data-comment-id="130697429" data-comment-owner-id="19563899" 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="comment130697429_74021400"></a> <div class="comment-body js-comment-edit-hide"> <span class="comment-copy">Could you point me in the right direction as to how I do it?</span> – <a href="../../users/19563899/peculiarpup" title="3 reputation" class="comment-user owner">PeculiarPup</a> <span class="comment-date" dir="ltr"><a class="comment-link" href="../../questions/74021400/uncaught-error-when-trying-to-render-object-htmldocument-inside-iframe-in-reac#comment130697429_74021400"><span title="2022-10-10T23:26:43.797 License: CC BY-SA 4.0" class="relativetime-clean">Oct 10 '22 at 23:26</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">0 Answers<span style="display:none;" itemprop="answerCount">0</span></h2> </div> </div> </div> </div> </div> </div> </div> <script src="../../static/js/stack-icons.js"></script> <script src="../../static/js/fromnow.js"></script> </body> </html>