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                  <h1 id="document-title">non_<wbr/>constant_<wbr/>identifier_<wbr/>names</h1>
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                  <div class="tag-label" title="Lint is stable." aria-label="Lint is stable.">
                    <span class="material-symbols" aria-hidden="true" translate="no">verified_user</span>
                    <span>Stable</span>
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                  <div class="tag-label" title="Lint is included in the core set of rules." aria-label="Lint is included in the core set of rules."><span class="material-symbols" aria-hidden="true" translate="no">circles</span><span>Core</span></div>
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                <p>Name non-constant identifiers using lowerCamelCase.</p>
                <div class="header-wrapper">
                  <h2 id="details">Details</h2>
                  <a class="heading-link" href="#details" aria-label="Link to 'Details' section">#</a>
                </div>
                <p><strong>DO</strong> name non-constant identifiers using lowerCamelCase.</p>
                <p>
                  Class members, top-level definitions, variables, parameters, named parameters
                  and named constructors should capitalize the first letter of each word
                  except the first word, and use no separators.
                </p>
                <p><strong>GOOD:</strong></p>
                <div class="code-block-wrapper language-dart">
                  <div class="code-block-body">
                    <span class="code-block-language" title="Language dart">dart</span>
                    <pre class="opal" tabindex="0"><code><span class="line"><span><span style="color: rgba(189, 35, 20, 1.0); --opal-dark-color: rgba(255, 137, 126, 1.0);">var</span><span> </span><span>item</span><span style="color: rgba(25, 28, 34, 1.0); --opal-dark-color: rgba(220, 220, 220, 1.0);">;</span></span>
</span><span class="line"><span style="user-select: none; -webkit-user-select: none">​</span>
</span><span class="line"><span><span style="color: rgba(20, 107, 205, 1.0); --opal-dark-color: rgba(107, 177, 255, 1.0);">HttpRequest</span><span> </span><span>httpRequest</span><span style="color: rgba(25, 28, 34, 1.0); --opal-dark-color: rgba(220, 220, 220, 1.0);">;</span></span>
</span><span class="line"><span style="user-select: none; -webkit-user-select: none">​</span>
</span><span class="line"><span><span style="color: rgba(98, 0, 238, 1.0); --opal-dark-color: rgba(181, 129, 255, 1.0);">align</span><span style="color: rgba(25, 28, 34, 1.0); --opal-dark-color: rgba(220, 220, 220, 1.0);">(</span><span>clearItems</span><span style="color: rgba(25, 28, 34, 1.0); --opal-dark-color: rgba(220, 220, 220, 1.0);">)</span><span> </span><span style="color: rgba(25, 28, 34, 1.0); --opal-dark-color: rgba(220, 220, 220, 1.0);">{</span></span>
</span><span class="line"><span><span>  </span><span style="color: rgba(89, 97, 110, 1.0); --opal-dark-color: rgba(139, 149, 167, 1.0);">// ...</span></span>
</span><span class="line"><span><span style="color: rgba(25, 28, 34, 1.0); --opal-dark-color: rgba(220, 220, 220, 1.0);">}</span></span>
</span></code></pre>
                    <!--@src/components/common/client/copy_button data={"toCopy":"var item;\n\nHttpRequest httpRequest;\n\nalign(clearItems) {\n  // ...\n}","buttonText":null,"classes":[],"title":"Copy code to clipboard"}-->
                    <button class="text-button icon-button copy-button hidden" title="Copy code to clipboard"><span class="material-symbols" aria-hidden="true" translate="no">content_copy</span></button>
                    <!--/@src/components/common/client/copy_button-->
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                <p><a id="usage" aria-hidden="true"></a></p>
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                  <h2 id="enable">Enable</h2>
                  <a class="heading-link" href="#enable" aria-label="Link to 'Enable' section">#</a>
                </div>
                <p>
                  To enable the <code>non_constant_identifier_names</code> rule, add <code>non_constant_identifier_names</code>
                   under
                  <strong>linter &gt; rules</strong> in your <a href="/tools/analysis"><code>analysis_options.yaml</code></a>
                   file:
                </p>
                <div class="code-block-wrapper language-yaml">
                  <div class="code-block-header">analysis_options.yaml</div>
                  <div class="code-block-body">
                    <span class="code-block-language" title="Language yaml">yaml</span>
                    <pre class="opal" tabindex="0"><code><span class="line"><span><span style="color: rgba(98, 0, 238, 1.0); --opal-dark-color: rgba(181, 129, 255, 1.0);">linter</span><span style="color: rgba(25, 28, 34, 1.0); --opal-dark-color: rgba(220, 220, 220, 1.0);">:</span></span>
</span><span class="line"><span><span>  </span><span style="color: rgba(98, 0, 238, 1.0); --opal-dark-color: rgba(181, 129, 255, 1.0);">rules</span><span style="color: rgba(25, 28, 34, 1.0); --opal-dark-color: rgba(220, 220, 220, 1.0);">:</span></span>
</span><span class="line"><span><span>    </span><span>-</span><span> </span><span style="color: rgba(12, 112, 100, 1.0); --opal-dark-color: rgba(28, 218, 197, 1.0);">non_constant_identifier_names</span></span>
</span></code></pre>
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                <p>
                  If you're instead using the YAML map syntax to configure linter rules,
                  add <code>non_constant_identifier_names: true</code> under <strong>linter &gt; rules</strong>:
                </p>
                <div class="code-block-wrapper language-yaml">
                  <div class="code-block-header">analysis_options.yaml</div>
                  <div class="code-block-body">
                    <span class="code-block-language" title="Language yaml">yaml</span>
                    <pre class="opal" tabindex="0"><code><span class="line"><span><span style="color: rgba(98, 0, 238, 1.0); --opal-dark-color: rgba(181, 129, 255, 1.0);">linter</span><span style="color: rgba(25, 28, 34, 1.0); --opal-dark-color: rgba(220, 220, 220, 1.0);">:</span></span>
</span><span class="line"><span><span>  </span><span style="color: rgba(98, 0, 238, 1.0); --opal-dark-color: rgba(181, 129, 255, 1.0);">rules</span><span style="color: rgba(25, 28, 34, 1.0); --opal-dark-color: rgba(220, 220, 220, 1.0);">:</span></span>
</span><span class="line"><span><span>    </span><span style="color: rgba(98, 0, 238, 1.0); --opal-dark-color: rgba(181, 129, 255, 1.0);">non_constant_identifier_names</span><span style="color: rgba(25, 28, 34, 1.0); --opal-dark-color: rgba(220, 220, 220, 1.0);">:</span><span> </span><span style="color: rgba(12, 112, 100, 1.0); --opal-dark-color: rgba(28, 218, 197, 1.0);">true</span></span>
</span></code></pre>
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