43 lines
28 KiB
HTML
43 lines
28 KiB
HTML
<!DOCTYPE html>
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<html lang="en-US" dir="ltr">
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width,initial-scale=1">
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<title>🏗️ The DOM Factory: $html( ) | SigPro</title>
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<meta name="description" content="Minimalist Reactive Library">
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<meta name="generator" content="VitePress v1.6.4">
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<link rel="preload stylesheet" href="/sigpro/assets/style.7j_EAAZ2.css" as="style">
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<link rel="preload stylesheet" href="/sigpro/vp-icons.css" as="style">
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<script type="module" src="/sigpro/assets/app.DtmzNmNl.js"></script>
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<link rel="preload" href="/sigpro/assets/inter-roman-latin.Di8DUHzh.woff2" as="font" type="font/woff2" crossorigin="">
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<link rel="modulepreload" href="/sigpro/assets/chunks/theme.yfWKMLQM.js">
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<link rel="modulepreload" href="/sigpro/assets/chunks/framework.C8AWLET_.js">
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<link rel="modulepreload" href="/sigpro/assets/api_html.md.QmhwKd7f.lean.js">
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/daisyui@5/dist/full.css">
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<script id="check-dark-mode">(()=>{const e=localStorage.getItem("vitepress-theme-appearance")||"auto",a=window.matchMedia("(prefers-color-scheme: dark)").matches;(!e||e==="auto"?a:e==="dark")&&document.documentElement.classList.add("dark")})();</script>
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<script id="check-mac-os">document.documentElement.classList.toggle("mac",/Mac|iPhone|iPod|iPad/i.test(navigator.platform));</script>
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<body>
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<div id="app"><div class="Layout" data-v-a9a9e638><!--[--><!--]--><!--[--><span tabindex="-1" data-v-492508fc></span><a href="#VPContent" class="VPSkipLink visually-hidden" data-v-492508fc>Skip to content</a><!--]--><!----><header class="VPNav" data-v-a9a9e638 data-v-f1e365da><div class="VPNavBar" data-v-f1e365da data-v-822684d1><div class="wrapper" data-v-822684d1><div class="container" data-v-822684d1><div class="title" data-v-822684d1><div class="VPNavBarTitle has-sidebar" data-v-822684d1 data-v-0f4f798b><a class="title" href="/sigpro/" data-v-0f4f798b><!--[--><!--]--><!--[--><img class="VPImage logo" src="/sigpro/logo.svg" alt data-v-35a7d0b8><!--]--><span data-v-0f4f798b>SigPro</span><!--[--><!--]--></a></div></div><div class="content" data-v-822684d1><div class="content-body" data-v-822684d1><!--[--><!--]--><div class="VPNavBarSearch search" data-v-822684d1><!----></div><nav aria-labelledby="main-nav-aria-label" class="VPNavBarMenu menu" data-v-822684d1 data-v-e6d46098><span id="main-nav-aria-label" class="visually-hidden" data-v-e6d46098> Main Navigation </span><!--[--><!--[--><a class="VPLink link VPNavBarMenuLink" href="/sigpro/" tabindex="0" data-v-e6d46098 data-v-956ec74c><!--[--><span data-v-956ec74c>Home</span><!--]--></a><!--]--><!--[--><a class="VPLink link VPNavBarMenuLink" href="/sigpro/install.html" tabindex="0" data-v-e6d46098 data-v-956ec74c><!--[--><span data-v-956ec74c>Install</span><!--]--></a><!--]--><!--[--><a class="VPLink link VPNavBarMenuLink" href="/sigpro/api/quick.html" tabindex="0" data-v-e6d46098 data-v-956ec74c><!--[--><span data-v-956ec74c>Api</span><!--]--></a><!--]--><!--]--></nav><!----><div class="VPNavBarAppearance appearance" data-v-822684d1 data-v-af096f4a><button class="VPSwitch VPSwitchAppearance" type="button" role="switch" title aria-checked="false" data-v-af096f4a data-v-e40a8bb6 data-v-4a1c76db><span class="check" data-v-4a1c76db><span class="icon" data-v-4a1c76db><!--[--><span class="vpi-sun sun" data-v-e40a8bb6></span><span class="vpi-moon moon" data-v-e40a8bb6></span><!--]--></span></span></button></div><div class="VPSocialLinks VPNavBarSocialLinks social-links" data-v-822684d1 data-v-164c457f data-v-ee7a9424><!--[--><a class="VPSocialLink no-icon" href="https://github.com/natxocc/sigpro" aria-label="github" target="_blank" rel="noopener" data-v-ee7a9424 data-v-d26d30cb><span class="vpi-social-github"></span></a><!--]--></div><div class="VPFlyout VPNavBarExtra extra" data-v-822684d1 data-v-925effce data-v-04f5c5e9><button type="button" class="button" aria-haspopup="true" aria-expanded="false" aria-label="extra navigation" data-v-04f5c5e9><span class="vpi-more-horizontal icon" data-v-04f5c5e9></span></button><div class="menu" data-v-04f5c5e9><div class="VPMenu" data-v-04f5c5e9 data-v-7dd3104a><!----><!--[--><!--[--><!----><div class="group" data-v-925effce><div class="item appearance" data-v-925effce><p class="label" data-v-925effce>Appearance</p><div class="appearance-action" data-v-925effce><button class="VPSwitch VPSwitchAppearance" type="button" role="switch" title aria-checked="false" data-v-925effce data-v-e40a8bb6 data-v-4a1c76db><span class="check" data-v-4a1c76db><span class="icon" data-v-4a1c76db><!--[--><span class="vpi-sun sun" data-v-e40a8bb6></span><span class="vpi-moon moon" data-v-e40a8bb6></span><!--]--></span></span></button></div></div></div><div class="group" data-v-925effce><div class="item social-links" data-v-925effce><div class="VPSocialLinks social-links-list" data-v-925effce data-v-ee7a9424><!--[--><a class="VPSocialLink no-icon" href="https://github.com/natxocc/sigpro" aria-label="github" target="_blank" rel="noopener" data-v-ee7a9424 data-v-d26d30cb><span class="vpi-social-github"></span></a><!--]--></div></div></div><!--]--><!--]--></div></div></div><!--[--><!--]--><button type="button" class="VPNavBarHamburger hamburger" aria-label="mobile navigation" aria-expanded="false" aria-controls="VPNavScreen" data-v-822684d1 data-v-5dea55bf><span class="container" data-v-5dea55bf><span class="top" data-v-5dea55bf></span><span class="middle" data-v-5dea55bf></span><span class="bottom" data-v-5dea55bf></span></span></button></div></div></div></div><div class="divider" data-v-822684d1><div class="divider-line" data-v-822684d1></div></div></div><!----></header><div class="VPLocalNav has-sidebar empty" data-v-a9a9e638 data-v-070ab83d><div class="container" data-v-070ab83d><button class="menu" aria-expanded="false" aria-controls="VPSidebarNav" data-v-070ab83d><span class="vpi-align-left menu-icon" data-v-070ab83d></span><span class="menu-text" data-v-070ab83d>Menu</span></button><div class="VPLocalNavOutlineDropdown" style="--vp-vh:0px;" data-v-070ab83d data-v-168ddf5d><button data-v-168ddf5d>Return to top</button><!----></div></div></div><aside class="VPSidebar" data-v-a9a9e638 data-v-18756405><div class="curtain" data-v-18756405></div><nav class="nav" id="VPSidebarNav" aria-labelledby="sidebar-aria-label" tabindex="-1" data-v-18756405><span class="visually-hidden" id="sidebar-aria-label" data-v-18756405> Sidebar Navigation </span><!--[--><!--]--><!--[--><div class="no-transition group" data-v-9e426adc><section class="VPSidebarItem level-0" data-v-9e426adc data-v-a4b0d9bf><div class="item" role="button" tabindex="0" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><h2 class="text" data-v-a4b0d9bf>Introduction</h2><!----></div><div class="items" data-v-a4b0d9bf><!--[--><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/install.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Installation</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/vite/plugin.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Vite Plugin</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><div class="no-transition group" data-v-9e426adc><section class="VPSidebarItem level-0 has-active" data-v-9e426adc data-v-a4b0d9bf><div class="item" role="button" tabindex="0" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><h2 class="text" data-v-a4b0d9bf>API Reference</h2><!----></div><div class="items" data-v-a4b0d9bf><!--[--><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/quick.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Quick Start</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/signal.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>$ signals</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/watch.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>$watch</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/if.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>$if</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/for.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>$for</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/router.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>$router</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/mount.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>$mount</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/html.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>$html</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/tags.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Tags</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><div class="no-transition group" data-v-9e426adc><section class="VPSidebarItem level-0" data-v-9e426adc data-v-a4b0d9bf><div class="item" role="button" tabindex="0" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><h2 class="text" data-v-a4b0d9bf>UI Components</h2><!----></div><div class="items" data-v-a4b0d9bf><!--[--><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/ui/quick.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Quick Start</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><!--]--><!--[--><!--]--></nav></aside><div class="VPContent has-sidebar" id="VPContent" data-v-a9a9e638 data-v-91765379><div class="VPDoc has-sidebar has-aside" data-v-91765379 data-v-83890dd9><!--[--><!--]--><div class="container" data-v-83890dd9><div class="aside" data-v-83890dd9><div class="aside-curtain" data-v-83890dd9></div><div class="aside-container" data-v-83890dd9><div class="aside-content" data-v-83890dd9><div class="VPDocAside" data-v-83890dd9 data-v-6d7b3c46><!--[--><!--]--><!--[--><!--]--><nav aria-labelledby="doc-outline-aria-label" class="VPDocAsideOutline" data-v-6d7b3c46 data-v-b38bf2ff><div class="content" data-v-b38bf2ff><div class="outline-marker" data-v-b38bf2ff></div><div aria-level="2" class="outline-title" id="doc-outline-aria-label" role="heading" data-v-b38bf2ff>On this page</div><ul class="VPDocOutlineItem root" data-v-b38bf2ff data-v-3f927ebe><!--[--><!--]--></ul></div></nav><!--[--><!--]--><div class="spacer" data-v-6d7b3c46></div><!--[--><!--]--><!----><!--[--><!--]--><!--[--><!--]--></div></div></div></div><div class="content" data-v-83890dd9><div class="content-container" data-v-83890dd9><!--[--><!--]--><main class="main" data-v-83890dd9><div style="position:relative;" class="vp-doc _sigpro_api_html" data-v-83890dd9><div><h1 id="🏗️-the-dom-factory-html" tabindex="-1">🏗️ The DOM Factory: <code>$html( )</code> <a class="header-anchor" href="#🏗️-the-dom-factory-html" aria-label="Permalink to "🏗️ The DOM Factory: `$html( )`""></a></h1><p><code>$html</code> is the internal engine that creates, attributes, and attaches reactivity to DOM elements. It uses <code>$.watch</code> to maintain a live, high-performance link between your Signals and the Document Object Model.</p><h2 id="🛠-function-signature" tabindex="-1">🛠 Function Signature <a class="header-anchor" href="#🛠-function-signature" aria-label="Permalink to "🛠 Function Signature""></a></h2><div class="language-typescript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">typescript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">$html</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(tagName: string, props</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?:</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> Object, children</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">?:</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> any[] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">|</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> any): HTMLElement</span></span></code></pre></div><table tabindex="0"><thead><tr><th style="text-align:left;">Parameter</th><th style="text-align:left;">Type</th><th style="text-align:left;">Required</th><th style="text-align:left;">Description</th></tr></thead><tbody><tr><td style="text-align:left;"><strong><code>tagName</code></strong></td><td style="text-align:left;"><code>string</code></td><td style="text-align:left;">Yes</td><td style="text-align:left;">Valid HTML tag name (e.g., <code>"div"</code>, <code>"button"</code>).</td></tr><tr><td style="text-align:left;"><strong><code>props</code></strong></td><td style="text-align:left;"><code>Object</code></td><td style="text-align:left;">No</td><td style="text-align:left;">HTML attributes, event listeners, and reactive bindings.</td></tr><tr><td style="text-align:left;"><strong><code>children</code></strong></td><td style="text-align:left;"><code>any</code></td><td style="text-align:left;">No</td><td style="text-align:left;">Nested elements, text strings, or reactive functions.</td></tr></tbody></table><hr><h2 id="📖-key-features" tabindex="-1">📖 Key Features <a class="header-anchor" href="#📖-key-features" aria-label="Permalink to "📖 Key Features""></a></h2><h3 id="_1-attribute-handling" tabindex="-1">1. Attribute Handling <a class="header-anchor" href="#_1-attribute-handling" aria-label="Permalink to "1. Attribute Handling""></a></h3><p>SigPro intelligently decides how to apply each property:</p><ul><li><strong>Standard Props</strong>: Applied via <code>setAttribute</code> or direct property assignment.</li><li><strong>Class Names</strong>: Supports <code>class</code> or <code>className</code> interchangeably.</li><li><strong>Boolean Props</strong>: Automatic handling for <code>checked</code>, <code>disabled</code>, <code>hidden</code>, etc.</li></ul><h3 id="_2-event-listeners" tabindex="-1">2. Event Listeners <a class="header-anchor" href="#_2-event-listeners" aria-label="Permalink to "2. Event Listeners""></a></h3><p>Events are defined by the <code>on</code> prefix. SigPro automatically registers the listener and ensures it is cleaned up when the element is destroyed.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Button</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
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<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> onclick</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: (</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">e</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=></span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> console.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">log</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Clicked!"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, e),</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Click Me"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><h3 id="_3-reactive-attributes-one-way" tabindex="-1">3. Reactive Attributes (One-Way) <a class="header-anchor" href="#_3-reactive-attributes-one-way" aria-label="Permalink to "3. Reactive Attributes (One-Way)""></a></h3><p>If an attribute value is a <strong>function</strong> (like a Signal), <code>$html</code> creates an internal <strong><code>$.watch</code></strong> to keep the DOM in sync with the state.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({</span></span>
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<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Updates the class whenever 'theme()' changes</span></span>
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<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> class</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> theme</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "dark"</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "bg-black"</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> :</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> "bg-white"</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><h3 id="_4-smart-two-way-binding-automatic" tabindex="-1">4. Smart Two-Way Binding (Automatic) <a class="header-anchor" href="#_4-smart-two-way-binding-automatic" aria-label="Permalink to "4. Smart Two-Way Binding (Automatic)""></a></h3><p>SigPro automatically enables <strong>bidirectional synchronization</strong> when it detects a <strong>Signal</strong> assigned to a form-capable attribute (<code>value</code> or <code>checked</code>) on an input element (<code>input</code>, <code>textarea</code>, <code>select</code>).</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Syncs input value <-> signal automatically</span></span>
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<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Input</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ </span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> type: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"text"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> value: username </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// No special symbols needed!</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">})</span></span></code></pre></div><blockquote><p><strong>Note:</strong> To use a Signal as <strong>read-only</strong> in an input, wrap it in an anonymous function: <code>value: () => username()</code>.</p></blockquote><h3 id="_5-reactive-children" tabindex="-1">5. Reactive Children <a class="header-anchor" href="#_5-reactive-children" aria-label="Permalink to "5. Reactive Children""></a></h3><p>Children can be static or dynamic. When a child is a function, SigPro creates a reactive boundary using <code>$.watch</code> for that specific part of the DOM.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({}, [</span></span>
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<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> H1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Static Title"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">),</span></span>
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<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Only this text node re-renders when 'count' changes</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=></span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> `Current count: ${</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">count</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">()</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">}`</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">]);</span></span></code></pre></div><hr><h2 id="🧹-memory-management-internal" tabindex="-1">🧹 Memory Management (Internal) <a class="header-anchor" href="#🧹-memory-management-internal" aria-label="Permalink to "🧹 Memory Management (Internal)""></a></h2><p>Every element created with <code>$html</code> is "self-aware" regarding its reactive dependencies.</p><ul><li><strong><code>._cleanups</code></strong>: A hidden <code>Set</code> attached to the element that stores all <code>stop()</code> functions from its internal <code>$.watch</code> calls and event listeners.</li><li><strong>Lifecycle</strong>: When an element is removed by a Controller (<code>$.if</code>, <code>$.for</code>, or <code>$.router</code>), SigPro performs a recursive <strong>"sweep"</strong> to execute these cleanups, ensuring <strong>zero memory leaks</strong>.</li></ul><hr><h2 id="💡-tag-constructors-the-shortcuts" tabindex="-1">💡 Tag Constructors (The Shortcuts) <a class="header-anchor" href="#💡-tag-constructors-the-shortcuts" aria-label="Permalink to "💡 Tag Constructors (The Shortcuts)""></a></h2><p>Instead of writing <code>$html("div", ...)</code> every time, SigPro provides PascalCase global functions for all standard HTML tags:</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// This:</span></span>
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<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ class: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"wrapper"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, [ </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">Span</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Hello"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) ])</span></span>
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<span class="line"></span>
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<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Is exactly equivalent to:</span></span>
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<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">$html</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"div"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, { class: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"wrapper"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }, [ </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">$html</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"span"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, {}, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Hello"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) ])</span></span></code></pre></div></div></div></main><footer class="VPDocFooter" data-v-83890dd9 data-v-4f9813fa><!--[--><!--]--><!----><nav class="prev-next" aria-labelledby="doc-footer-aria-label" data-v-4f9813fa><span class="visually-hidden" id="doc-footer-aria-label" data-v-4f9813fa>Pager</span><div class="pager" data-v-4f9813fa><a class="VPLink link pager-link prev" href="/sigpro/api/mount.html" data-v-4f9813fa><!--[--><span class="desc" data-v-4f9813fa>Previous page</span><span class="title" data-v-4f9813fa>$mount</span><!--]--></a></div><div class="pager" data-v-4f9813fa><a class="VPLink link pager-link next" href="/sigpro/api/tags.html" data-v-4f9813fa><!--[--><span class="desc" data-v-4f9813fa>Next page</span><span class="title" data-v-4f9813fa>Tags</span><!--]--></a></div></nav></footer><!--[--><!--]--></div></div></div><!--[--><!--]--></div></div><!----><!--[--><!--]--></div></div>
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