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</head><body class="rustdoc trait"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../halo2_gadgets/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div>
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</a><h2 class="location"><a href="#">Var</a></h2><div class="sidebar-elems"><section><div class="block"><h3 class="sidebar-title"><a href="#required-methods">Required Methods</a></h3><ul><li><a href="#tymethod.cell">cell</a></li><li><a href="#tymethod.value">value</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#foreign-impls">Implementations on Foreign Types</a></h3><ul><li><a href="#impl-Var%3CF%3E-for-AssignedCell%3CF%2C%20F%3E">AssignedCell<F, F></a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#implementors">Implementors</a></h3></div></section><h2 class="location"><a href="index.html">In halo2_gadgets::utilities</a></h2><div id="sidebar-vars" data-name="Var" data-ty="trait" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../halo2_gadgets/index.html"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></a><nav class="sub"><div class="theme-picker hidden"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="22" height="22" alt="Pick another theme!" src="../../brush.svg"></button><div id="theme-choices" role="menu"></div></div><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></form></nav></div><section id="main-content" class="content"><div class="main-heading">
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<h1 class="fqn"><span class="in-band">Trait <a href="../index.html">halo2_gadgets</a>::<wbr><a href="index.html">utilities</a>::<wbr><a class="trait" href="#">Var</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../../src/halo2_gadgets/utilities.rs.html#35-41">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="docblock item-decl"><pre class="rust trait"><code>pub trait Var<F: FieldExt>: <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><<a class="struct" href="../../halo2_proofs/circuit/struct.AssignedCell.html" title="struct halo2_proofs::circuit::AssignedCell">AssignedCell</a><F, F>> {
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fn <a href="#tymethod.cell" class="fnname">cell</a>(&self) -> <a class="struct" href="../../halo2_proofs/circuit/struct.Cell.html" title="struct halo2_proofs::circuit::Cell">Cell</a>;
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<span class="item-spacer"></span> fn <a href="#tymethod.value" class="fnname">value</a>(&self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><F>;
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}</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Trait for a variable in the circuit.</p>
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</div></details><h2 id="required-methods" class="small-section-header">Required Methods<a href="#required-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle" open><summary><div id="tymethod.cell" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/halo2_gadgets/utilities.rs.html#37">source</a></div><h4 class="code-header">fn <a href="#tymethod.cell" class="fnname">cell</a>(&self) -> <a class="struct" href="../../halo2_proofs/circuit/struct.Cell.html" title="struct halo2_proofs::circuit::Cell">Cell</a></h4></div></summary><div class="docblock"><p>The cell at which this variable was allocated.</p>
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</div></details><details class="rustdoc-toggle" open><summary><div id="tymethod.value" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/halo2_gadgets/utilities.rs.html#40">source</a></div><h4 class="code-header">fn <a href="#tymethod.value" class="fnname">value</a>(&self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><F></h4></div></summary><div class="docblock"><p>The value allocated to this variable.</p>
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</div></details></div><h2 id="foreign-impls" class="small-section-header">Implementations on Foreign Types<a href="#foreign-impls" class="anchor"></a></h2><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Var%3CF%3E-for-AssignedCell%3CF%2C%20F%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/halo2_gadgets/utilities.rs.html#43-51">source</a></span><a href="#impl-Var%3CF%3E-for-AssignedCell%3CF%2C%20F%3E" class="anchor"></a><h3 class="code-header in-band">impl<F: FieldExt> <a class="trait" href="trait.Var.html" title="trait halo2_gadgets::utilities::Var">Var</a><F> for <a class="struct" href="../../halo2_proofs/circuit/struct.AssignedCell.html" title="struct halo2_proofs::circuit::AssignedCell">AssignedCell</a><F, F></h3></section></summary><div class="impl-items"><section id="method.cell" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/halo2_gadgets/utilities.rs.html#44-46">source</a></span><a href="#method.cell" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.cell" class="fnname">cell</a>(&self) -> <a class="struct" href="../../halo2_proofs/circuit/struct.Cell.html" title="struct halo2_proofs::circuit::Cell">Cell</a></h4></section><section id="method.value" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/halo2_gadgets/utilities.rs.html#48-50">source</a></span><a href="#method.value" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.value" class="fnname">value</a>(&self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><F></h4></section></div></details><h2 id="implementors" class="small-section-header">Implementors<a href="#implementors" class="anchor"></a></h2><div class="item-list" id="implementors-list"><section id="impl-Var%3CF%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/halo2_gadgets/poseidon/pow5.rs.html#423-431">source</a></span><a href="#impl-Var%3CF%3E" class="anchor"></a><h3 class="code-header in-band">impl<F: FieldExt> <a class="trait" href="trait.Var.html" title="trait halo2_gadgets::utilities::Var">Var</a><F> for <a class="struct" href="../poseidon/struct.StateWord.html" title="struct halo2_gadgets::poseidon::StateWord">StateWord</a><F></h3></section></div><script type="text/javascript" src="../../implementors/halo2_gadgets/utilities/trait.Var.js" async></script></section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="halo2_gadgets" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.62.0-nightly (4c60a0ea5 2022-05-04)" ></div>
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