[{"data":1,"prerenderedAt":449},["ShallowReactive",2],{"navigation":3,"\u002Fblog\u002Fpre-rendering-and-hydration-in-vuejs":142,"\u002Fblog\u002Fpre-rendering-and-hydration-in-vuejs-surround":446},[4],{"title":5,"path":6,"stem":7,"children":8,"page":141},"Blog","\u002Fblog","blog",[9,13,17,21,25,29,33,37,41,45,49,53,57,61,65,69,73,77,81,85,89,93,97,101,105,109,113,117,121,125,129,133,137],{"title":10,"path":11,"stem":12},"VueJS Introducing Dynamic Layouts using the Atomic Design Principles","\u002Fblog\u002Fvuejs-introducing-dynamic-layouts-using-the-atomic-design-principles","blog\u002F001.vuejs-introducing-dynamic-layouts-using-the-atomic-design-principles",{"title":14,"path":15,"stem":16},"Understanding JavaScript and Its Quirks","\u002Fblog\u002Funderstanding-javascript-and-its-quirks","blog\u002F002.understanding-javascript-and-its-quirks",{"title":18,"path":19,"stem":20},"Introducing Vue’s latest experimental Vapor 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JavaScript","\u002Fblog\u002Fsatori-by-vercel-dynamic-image-generation-in-javascript","blog\u002F008.satori-by-vercel-dynamic-image-generation-in-javascript",{"title":42,"path":43,"stem":44},"Vue.js and Progressive Web Apps (PWA) – Enhancing Web Experiences","\u002Fblog\u002Fvuejs-and-progressive-web-apps-pwa-enhancing-web-experiences","blog\u002F009.vuejs-and-progressive-web-apps-pwa-enhancing-web-experiences",{"title":46,"path":47,"stem":48},"Moving from a Traditional Node.js CRUD API to Serverless Architecture—A Deep Dive","\u002Fblog\u002Fmoving-from-a-traditional-nodejs-crud-api-to-serverless-architecturea-deep-dive","blog\u002F010.moving-from-a-traditional-nodejs-crud-api-to-serverless-architecturea-deep-dive",{"title":50,"path":51,"stem":52},"Nuxt 3 and Serverless Edge Functions—Unlocking Performance and 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Rolldown)","\u002Fblog\u002Fstrategic-topic-the-rust-ification-of-tooling-biome-rolldown","blog\u002F028.strategic-topic-the-rust-ification-of-tooling-biome-rolldown",{"title":118,"path":119,"stem":120},"Nuxt 4 and the Evolving Full-Stack Framework Landscape","\u002Fblog\u002Fnuxt-4-and-the-evolving-full-stack-framework-landscape","blog\u002F029.nuxt-4-and-the-evolving-full-stack-framework-landscape",{"title":122,"path":123,"stem":124},"Bun as a JavaScript Runtime: Evaluating Readiness Beyond Node.js","\u002Fblog\u002Fbun-as-a-javascript-runtime-evaluating-readiness-beyond-nodejs","blog\u002F030.bun-as-a-javascript-runtime-evaluating-readiness-beyond-nodejs",{"title":126,"path":127,"stem":128},"Top 10 Nuxt Modules That Supercharge Your App From Day One Introduction","\u002Fblog\u002Ftop-10-nuxt-modules-that-supercharge-your-app-from-day-one-introduction","blog\u002F031.top-10-nuxt-modules-that-supercharge-your-app-from-day-one-introduction",{"title":130,"path":131,"stem":132},"Strategic Topic: Vite+, VoidZero, and the Future of Frontend Tooling","\u002Fblog\u002Fstrategic-topic-vite-voidzero-and-the-future-of-frontend-tooling","blog\u002F032.strategic-topic-vite-voidzero-and-the-future-of-frontend-tooling",{"title":134,"path":135,"stem":136},"The Future of Time in JavaScript: Transitioning to the Native Temporal API","\u002Fblog\u002Fthe-future-of-time-in-javascript-transitioning-to-the-native-temporal-api","blog\u002F033.the-future-of-time-in-javascript-transitioning-to-the-native-temporal-api",{"title":138,"path":139,"stem":140},"Understanding Hydration Issues in Nuxt and How Nuxt Hints Helps","\u002Fblog\u002Funderstanding-hydration-issues-in-nuxt-and-how-nuxt-hints-helps","blog\u002F034.understanding-hydration-issues-in-nuxt-and-how-nuxt-hints-helps",false,{"id":143,"title":34,"author":144,"body":148,"date":439,"description":440,"extension":441,"image":442,"meta":443,"minRead":252,"navigation":287,"path":35,"seo":444,"stem":36,"__hash__":445},"blog\u002Fblog\u002F007.pre-rendering-and-hydration-in-vuejs.md",{"name":145,"avatar":146},"Sean Erick C. Ramones",{"src":147,"alt":145},"\u002Favatars\u002Fprofile-image-1.png",{"type":149,"value":150,"toc":437},"minimark",[151,159,165,322,325,330,350,352,357,377,379,384,398,400,405,425,427,433],[152,153,154,158],"p",{},[155,156,157],"strong",{},"Introduction","\nIn the quest for faster web applications and better user experiences, pre-rendering and hydration have become essential techniques in modern web development. Vue.js, a progressive JavaScript framework, supports these strategies to improve page load times, enhance SEO, and deliver seamless interactivity. This report delves into the concepts of pre-rendering and hydration, their benefits, challenges, and how they work in Vue.js applications.",[152,160,161,164],{},[155,162,163],{},"2. What is Hydration?","\nHydration is the process where Vue.js takes the static HTML generated by pre-rendering and \"hydrates\" it by attaching the client-side JavaScript to make the page interactive. This involves Vue scanning the existing DOM and binding it to Vue instances without re-rendering the entire page.",[166,167,168,195],"ul",{},[169,170,171,174,175],"li",{},[155,172,173],{},"Steps in Hydration",":",[166,176,177,183,189],{},[169,178,179,182],{},[155,180,181],{},"Initial Render",": The static HTML is rendered quickly on the client side.",[169,184,185,188],{},[155,186,187],{},"JavaScript Execution",": Vue's client-side JavaScript loads and initializes.",[169,190,191,194],{},[155,192,193],{},"Hydration Process",": Vue attaches event listeners and binds data to the existing HTML, making the page fully interactive.",[169,196,197,200,201],{},[155,198,199],{},"Example",":\nA Vue component pre-rendered as static HTML will be hydrated as follows:",[202,203,208],"pre",{"className":204,"code":205,"language":206,"meta":207,"style":207},"language-html shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","\u003C!-- Static HTML generated by prerendering -->\n\u003Cdiv id=\"app\">\n  \u003Ch1>Welcome to Vue.js\u003C\u002Fh1>\n\u003C\u002Fdiv>\n\n\u003C!-- Vue.js hydrating the HTML -->\n\u003Cscript src=\"main.js\">\u003C\u002Fscript>\n","html","",[209,210,211,220,250,273,282,289,295],"code",{"__ignoreMap":207},[212,213,216],"span",{"class":214,"line":215},"line",1,[212,217,219],{"class":218},"sHwdD","\u003C!-- Static HTML generated by prerendering -->\n",[212,221,223,227,231,235,238,241,245,247],{"class":214,"line":222},2,[212,224,226],{"class":225},"sMK4o","\u003C",[212,228,230],{"class":229},"swJcz","div",[212,232,234],{"class":233},"spNyl"," id",[212,236,237],{"class":225},"=",[212,239,240],{"class":225},"\"",[212,242,244],{"class":243},"sfazB","app",[212,246,240],{"class":225},[212,248,249],{"class":225},">\n",[212,251,253,256,259,262,266,269,271],{"class":214,"line":252},3,[212,254,255],{"class":225},"  \u003C",[212,257,258],{"class":229},"h1",[212,260,261],{"class":225},">",[212,263,265],{"class":264},"sTEyZ","Welcome to Vue.js",[212,267,268],{"class":225},"\u003C\u002F",[212,270,258],{"class":229},[212,272,249],{"class":225},[212,274,276,278,280],{"class":214,"line":275},4,[212,277,268],{"class":225},[212,279,230],{"class":229},[212,281,249],{"class":225},[212,283,285],{"class":214,"line":284},5,[212,286,288],{"emptyLinePlaceholder":287},true,"\n",[212,290,292],{"class":214,"line":291},6,[212,293,294],{"class":218},"\u003C!-- Vue.js hydrating the HTML -->\n",[212,296,298,300,303,306,308,310,313,315,318,320],{"class":214,"line":297},7,[212,299,226],{"class":225},[212,301,302],{"class":229},"script",[212,304,305],{"class":233}," src",[212,307,237],{"class":225},[212,309,240],{"class":225},[212,311,312],{"class":243},"main.js",[212,314,240],{"class":225},[212,316,317],{"class":225},">\u003C\u002F",[212,319,302],{"class":229},[212,321,249],{"class":225},[323,324],"hr",{},[152,326,327],{},[155,328,329],{},"3. Benefits of Pre-rendering and Hydration",[166,331,332,338,344],{},[169,333,334,337],{},[155,335,336],{},"Improved Performance",": Users experience faster load times since the static HTML is displayed immediately.",[169,339,340,343],{},[155,341,342],{},"Better SEO",": Pre-rendered HTML is easier for search engines to crawl, improving visibility and ranking.",[169,345,346,349],{},[155,347,348],{},"Enhanced User Experience",": Hydration adds interactivity seamlessly, ensuring users can interact with the page without delay.",[323,351],{},[152,353,354],{},[155,355,356],{},"4. Challenges and Considerations",[166,358,359,365,371],{},[169,360,361,364],{},[155,362,363],{},"Hydration Mismatches",": If the pre-rendered HTML does not match the virtual DOM generated by Vue, hydration errors or warnings may occur. Ensuring consistency between the server-rendered output and client-side Vue components is crucial.",[169,366,367,370],{},[155,368,369],{},"Increased Complexity",": Implementing pre-rendering and hydration adds complexity to the development workflow, requiring careful consideration of both static content and dynamic interactivity.",[169,372,373,376],{},[155,374,375],{},"Payload Size",": While pre-rendering reduces initial load times, the client still needs to download and execute JavaScript for hydration, which can affect performance on slower networks or devices.",[323,378],{},[152,380,381],{},[155,382,383],{},"5. Tools Supporting Pre-rendering and Hydration",[166,385,386,392],{},[169,387,388,391],{},[155,389,390],{},"Vue CLI",": Offers plugins and configurations to facilitate pre-rendering and manage hydration seamlessly.",[169,393,394,397],{},[155,395,396],{},"Nuxt.js",": Provides built-in support for both server-side rendering (SSR) and static site generation (SSG), making it easier to implement pre-rendering and hydration in Vue.js applications.",[323,399],{},[152,401,402],{},[155,403,404],{},"6. Best Practices",[166,406,407,413,419],{},[169,408,409,412],{},[155,410,411],{},"Optimize Assets",": Minimize the size of JavaScript bundles to reduce the payload that needs to be hydrated.",[169,414,415,418],{},[155,416,417],{},"Monitor Performance",": Use tools like Lighthouse to audit the performance of your Vue.js application and identify areas for improvement.",[169,420,421,424],{},[155,422,423],{},"Test for Consistency",": Ensure that the static HTML and the hydrated application behave consistently to avoid mismatches and errors.",[323,426],{},[152,428,429,432],{},[155,430,431],{},"Conclusion","\nPre-rendering and hydration are powerful techniques in Vue.js that can significantly enhance the performance and user experience of web applications. By generating static HTML at build time and seamlessly attaching interactivity through hydration, developers can deliver fast, responsive, and SEO-friendly applications. While there are challenges to consider, the benefits of implementing these strategies make them an essential part of modern Vue.js development.",[434,435,436],"style",{},"html pre.shiki code .sHwdD, html code.shiki .sHwdD{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#546E7A;--shiki-default-font-style:italic;--shiki-dark:#676E95;--shiki-dark-font-style:italic}html pre.shiki code .sMK4o, html code.shiki .sMK4o{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .swJcz, html code.shiki .swJcz{--shiki-light:#E53935;--shiki-default:#F07178;--shiki-dark:#F07178}html pre.shiki code .spNyl, html code.shiki .spNyl{--shiki-light:#9C3EDA;--shiki-default:#C792EA;--shiki-dark:#C792EA}html pre.shiki code .sfazB, html code.shiki .sfazB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html pre.shiki code .sTEyZ, html code.shiki .sTEyZ{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}",{"title":207,"searchDepth":222,"depth":222,"links":438},[],"2025-01-01","*By Sean Erick C. Ramones, Vue SME | JavaScript\u002FTypeScript SME*","md","https:\u002F\u002Fimages.pexels.com\u002Fphotos\u002F270404\u002Fpexels-photo-270404.jpeg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=1",{},{"title":34,"description":440},"RNjv9otDoovX6haojUd2gxhAWSxDMDB6RpygbaqN2QU",[447,448],{"title":30,"path":31,"stem":32,"description":440,"children":-1},{"title":38,"path":39,"stem":40,"description":440,"children":-1},1779638277253]