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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:43:23 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:43:23 -0500 |
commit | 218934fa2ed1c702a6d3923d2aa2cc6b43c48684 (patch) | |
tree | a9ef8ac1e1b8fe4207b6d64d3841bfb8990b6fd0 /files/zh-tw/web/javascript/reference/global_objects/string/tolowercase | |
parent | 074785cea106179cb3305637055ab0a009ca74f2 (diff) | |
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Diffstat (limited to 'files/zh-tw/web/javascript/reference/global_objects/string/tolowercase')
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diff --git a/files/zh-tw/web/javascript/reference/global_objects/string/tolowercase/index.html b/files/zh-tw/web/javascript/reference/global_objects/string/tolowercase/index.html new file mode 100644 index 0000000000..35b9dc71bc --- /dev/null +++ b/files/zh-tw/web/javascript/reference/global_objects/string/tolowercase/index.html @@ -0,0 +1,77 @@ +--- +title: String.prototype.toLowerCase() +slug: Web/JavaScript/Reference/Global_Objects/String/toLowerCase +translation_of: Web/JavaScript/Reference/Global_Objects/String/toLowerCase +--- +<div>{{JSRef}}</div> + +<p><strong><code>toLowerCase()</code></strong> 函式会回传将字符串转换为英文小写字母后的结果。</p> + +<div>{{EmbedInteractiveExample("pages/js/string-tolowercase.html")}}</div> + + + +<h2 id="语法">语法</h2> + +<pre class="syntaxbox"><code><var>str</var>.toLowerCase()</code></pre> + +<h3 id="回传值">回传值</h3> + +<p>回传一组将原字串英文内容转换成英文小写字母后的结果。</p> + +<h2 id="描述">描述</h2> + +<p>The <code>toLowerCase()</code> 函式会回传一组将原字符串英文内容转换成英文小写字母后的结果。 <code>toLowerCase()</code> 并不会影响到原字符串 <code>str</code> 的内容值。</p> + +<h2 id="范例">范例</h2> + +<h3 id="使用toLowerCase()">使用<code>toLowerCase()</code></h3> + +<pre class="brush: js">console.log('ALPHABET'.toLowerCase()); // 'alphabet' +</pre> + +<h2 id="规范">规范</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">规范</th> + <th scope="col">状态</th> + <th scope="col">注解</th> + </tr> + <tr> + <td>{{SpecName('ES1')}}</td> + <td>{{Spec2('ES1')}}</td> + <td>Initial definition. Implemented in JavaScript 1.0.</td> + </tr> + <tr> + <td>{{SpecName('ES5.1', '#sec-15.5.4.16', 'String.prototype.toLowerCase')}}</td> + <td>{{Spec2('ES5.1')}}</td> + <td></td> + </tr> + <tr> + <td>{{SpecName('ES6', '#sec-string.prototype.tolowercase', 'String.prototype.toLowerCase')}}</td> + <td>{{Spec2('ES6')}}</td> + <td></td> + </tr> + <tr> + <td>{{SpecName('ESDraft', '#sec-string.prototype.tolowercase', 'String.prototype.toLowerCase')}}</td> + <td>{{Spec2('ESDraft')}}</td> + <td></td> + </tr> + </tbody> +</table> + +<h2 id="浏览器相容性">浏览器相容性</h2> + +<p class="hidden">The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> and send us a pull request.</p> + +<p>{{Compat("javascript.builtins.String.toLowerCase")}}</p> + +<h2 id="参考">参考</h2> + +<ul> + <li>{{jsxref("String.prototype.toLocaleLowerCase()")}}</li> + <li>{{jsxref("String.prototype.toLocaleUpperCase()")}}</li> + <li>{{jsxref("String.prototype.toUpperCase()")}}</li> +</ul> |