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vscode-api-cn.js/interfaces/Memento.html

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<h1>Interface Memento</h1>
</div>
</div>
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<div class="container container-main">
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<p>A memento represents a storage utility. It can store and retrieve
values.</p>
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</section>
<section class="tsd-panel tsd-hierarchy">
<h3>Hierarchy</h3>
<ul class="tsd-hierarchy">
<li>
<span class="target">Memento</span>
</li>
</ul>
</section>
<section class="tsd-panel-group tsd-index-group">
<h2>索引</h2>
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<h3>Methods</h3>
<ul class="tsd-index-list">
<li class="tsd-kind-method tsd-parent-kind-interface"><a href="Memento.html#keys" class="tsd-kind-icon">keys</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface tsd-has-type-parameter"><a href="Memento.html#get" class="tsd-kind-icon">get</a></li>
<li class="tsd-kind-method tsd-parent-kind-interface"><a href="Memento.html#update" class="tsd-kind-icon">update</a></li>
</ul>
</section>
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</section>
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<section class="tsd-panel-group tsd-member-group ">
<h2>Methods</h2>
<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface">
<a name="keys" class="tsd-anchor"></a>
<h3>keys</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface">
<li class="tsd-signature tsd-kind-icon">keys<span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-symbol">readonly </span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">[]</span></li>
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<ul class="tsd-descriptions">
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<ul>
<li>Defined in <a href="https://github.com/youngjuning/vscode-api-cn/blob/39c3361/vscode.d.ts#L6222">vscode.d.ts:6222</a></li>
</ul>
</aside>
<div class="tsd-comment tsd-typography">
<div class="lead">
<p>Returns the stored keys.</p>
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<h4 class="tsd-returns-title">Returns <span class="tsd-signature-symbol">readonly </span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">[]</span></h4>
<p>The stored keys.</p>
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<section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface tsd-has-type-parameter">
<a name="get" class="tsd-anchor"></a>
<h3>get</h3>
<ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface tsd-has-type-parameter">
<li class="tsd-signature tsd-kind-icon">get&lt;T&gt;<span class="tsd-signature-symbol">(</span>key<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">undefined</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">T</span></li>
<li class="tsd-signature tsd-kind-icon">get&lt;T&gt;<span class="tsd-signature-symbol">(</span>key<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span>, defaultValue<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">T</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">T</span></li>
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<ul class="tsd-descriptions">
<li class="tsd-description">
<aside class="tsd-sources">
<ul>
<li>Defined in <a href="https://github.com/youngjuning/vscode-api-cn/blob/39c3361/vscode.d.ts#L6230">vscode.d.ts:6230</a></li>
</ul>
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<p>Return a value.</p>
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<h4 class="tsd-type-parameters-title">Type parameters</h4>
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<li>
<h4>T</h4>
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<h4 class="tsd-parameters-title">Parameters</h4>
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<li>
<h5>key: <span class="tsd-signature-type">string</span></h5>
<div class="tsd-comment tsd-typography">
<p>A string.</p>
</div>
</li>
</ul>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">undefined</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">T</span></h4>
<p>The stored value or <code>undefined</code>.</p>
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<li class="tsd-description">
<aside class="tsd-sources">
<ul>
<li>Defined in <a href="https://github.com/youngjuning/vscode-api-cn/blob/39c3361/vscode.d.ts#L6240">vscode.d.ts:6240</a></li>
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<div class="tsd-comment tsd-typography">
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<p>Return a value.</p>
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<h4 class="tsd-type-parameters-title">Type parameters</h4>
<ul class="tsd-type-parameters">
<li>
<h4>T</h4>
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<h4 class="tsd-parameters-title">Parameters</h4>
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<li>
<h5>key: <span class="tsd-signature-type">string</span></h5>
<div class="tsd-comment tsd-typography">
<p>A string.</p>
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<h5>defaultValue: <span class="tsd-signature-type">T</span></h5>
<div class="tsd-comment tsd-typography">
<p>A value that should be returned when there is no
value (<code>undefined</code>) with the given key.</p>
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</ul>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">T</span></h4>
<p>The stored value or the defaultValue.</p>
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<a name="update" class="tsd-anchor"></a>
<h3>update</h3>
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<li class="tsd-signature tsd-kind-icon">update<span class="tsd-signature-symbol">(</span>key<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span>, value<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="Thenable.html" class="tsd-signature-type" data-tsd-kind="Interface">Thenable</a><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span></li>
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<ul class="tsd-descriptions">
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<li>Defined in <a href="https://github.com/youngjuning/vscode-api-cn/blob/39c3361/vscode.d.ts#L6248">vscode.d.ts:6248</a></li>
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<p>Store a value. The value must be JSON-stringifyable.</p>
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<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameters">
<li>
<h5>key: <span class="tsd-signature-type">string</span></h5>
<div class="tsd-comment tsd-typography">
<p>A string.</p>
</div>
</li>
<li>
<h5>value: <span class="tsd-signature-type">any</span></h5>
<div class="tsd-comment tsd-typography">
<p>A value. MUST not contain cyclic references.</p>
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</ul>
<h4 class="tsd-returns-title">Returns <a href="Thenable.html" class="tsd-signature-type" data-tsd-kind="Interface">Thenable</a><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span></h4>
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<a href="Memento.html#keys" class="tsd-kind-icon">keys</a>
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<a href="Memento.html#get" class="tsd-kind-icon">get</a>
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<h2>图例</h2>
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