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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
commit | 33058f2b292b3a581333bdfb21b8f671898c5060 (patch) | |
tree | 51c3e392513ec574331b2d3f85c394445ea803c6 /files/ja/web/api/urlsearchparams/has/index.html | |
parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
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diff --git a/files/ja/web/api/urlsearchparams/has/index.html b/files/ja/web/api/urlsearchparams/has/index.html new file mode 100644 index 0000000000..1bb28c72e6 --- /dev/null +++ b/files/ja/web/api/urlsearchparams/has/index.html @@ -0,0 +1,66 @@ +--- +title: URLSearchParams.has() +slug: Web/API/URLSearchParams/has +tags: + - API + - Method + - URL API + - URLSearchParams + - has +translation_of: Web/API/URLSearchParams/has +--- +<p>{{ApiRef("URL API")}}</p> + +<p><span class="seoSummary">{{domxref("URLSearchParams")}} インターフェイスの <strong><code>has()</code></strong> メソッドは、指定された名前のパラメーターが存在するかどうかを示す {{jsxref("Boolean")}} を返します。</span></p> + +<p>{{availableinworkers}}</p> + +<h2 id="Syntax" name="Syntax">構文</h2> + +<pre class="syntaxbox">var <em>hasName</em> = URLSearchParams.has(<em>name</em>)</pre> + +<h3 id="Parameters" name="Parameters">パラメーター</h3> + +<dl> + <dt>name</dt> + <dd>検索するパラメーターの名前。</dd> +</dl> + +<h3 id="Return_value" name="Return_value">戻り値</h3> + +<p>{{jsxref("Boolean")}}。</p> + +<h2 id="Examples" name="Examples">例</h2> + +<pre class="brush: js">let url = new URL('https://example.com?foo=1&bar=2'); +let params = new URLSearchParams(url.search.slice(1)); + +params.has('bar') === true; // true +</pre> + +<h2 id="Specifications" name="Specifications">仕様</h2> + +<table class="standard-table"> + <thead> + <tr> + <th scope="col">仕様</th> + <th scope="col">状態</th> + <th scope="col">コメント</th> + </tr> + </thead> + <tbody> + <tr> + <td>{{SpecName('URL', '#dom-urlsearchparams-has', "has()")}}</td> + <td>{{Spec2('URL')}}</td> + <td>初期定義</td> + </tr> + </tbody> +</table> + +<h2 id="Browser_compatibility" name="Browser_compatibility">ブラウザーの互換性</h2> + +<div> + + +<p>{{Compat("api.URLSearchParams.has")}}</p> +</div> |