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33 lines
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1.8 KiB
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<title>Os.unset_env — Ludic</title>
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<meta name="description" content="Remove an environment variable.">
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<header class="nav"><div class="wrap nav-in"><a class="brand" href="index.html"><span class="logo">L</span> Ludic</a><button class="nav-toggle" aria-label="Toggle menu" aria-expanded="false">☰</button><nav class="nav-links"><a href="index.html">Home</a><a href="api.html">API Reference</a><a class="nav-cta" href="https://git.workshopsoft.io/workshopsoft/ludic">Source ↗</a></nav></div></header>
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<div class="crumbs"><a href="api.html">API Reference</a> <span>›</span> <a href="ns-os.html">Os</a> <span>›</span> <span class="here">Os.unset_env</span></div>
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<div class="item-head">
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<span class="kind-badge kind-method">method</span>
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<h1 id="top">Os.unset_env</h1>
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</div>
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<code class="sig">Os.unset_env(name) -> bool</code>
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<div class="desc"><p>Removes an environment variable from this process. Returns <code>true</code> on success (including when the variable was already absent).</p></div>
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<div class="params"><h2>Parameters</h2><div class="param" id="param-name"><code class="pname">name</code><span class="pdesc">the variable name</span></div></div>
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<div class="examples"><h2>Example</h2><pre data-lang="ludic">program UnsetEnv {
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entry {
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Os.set_env("LUDIC_TMP", "1")
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if Os.unset_env("LUDIC_TMP") { print(1) }
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}
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}</pre></div>
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