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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/array/values | |
| parent | 074785cea106179cb3305637055ab0a009ca74f2 (diff) | |
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initial commit
Diffstat (limited to 'files/zh-tw/web/javascript/reference/global_objects/array/values')
| -rw-r--r-- | files/zh-tw/web/javascript/reference/global_objects/array/values/index.html | 77 |
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diff --git a/files/zh-tw/web/javascript/reference/global_objects/array/values/index.html b/files/zh-tw/web/javascript/reference/global_objects/array/values/index.html new file mode 100644 index 0000000000..6f464a3d29 --- /dev/null +++ b/files/zh-tw/web/javascript/reference/global_objects/array/values/index.html @@ -0,0 +1,77 @@ +--- +title: Array.prototype.values() +slug: Web/JavaScript/Reference/Global_Objects/Array/values +translation_of: Web/JavaScript/Reference/Global_Objects/Array/values +--- +<div>{{JSRef}}</div> + +<p><strong><code>values()</code></strong> 方法會回傳一個包含陣列中的每一個索引之對應值(values)的新 <strong><code>Array Iterator</code></strong> 物件。</p> + +<pre class="brush: js">var a = ['w', 'y', 'k', 'o', 'p']; +var iterator = a.values(); + +console.log(iterator.next().value); // w +console.log(iterator.next().value); // y +console.log(iterator.next().value); // k +console.log(iterator.next().value); // o +console.log(iterator.next().value); // p</pre> + +<h2 id="語法">語法</h2> + +<pre class="syntaxbox"><var>arr</var>.values()</pre> + +<h3 id="回傳值">回傳值</h3> + +<p>一個新的 {{jsxref("Array")}} 迭代器(iterator)物件。</p> + +<h2 id="範例">範例</h2> + +<h3 id="使用_for...of_迴圈進行迭代">使用 <code><a href="/zh-TW/docs/Web/JavaScript/Reference/Statements/for...of">for...of</a></code> 迴圈進行迭代</h3> + +<pre class="brush: js">var arr = ['w', 'y', 'k', 'o', 'p']; +var iterator = arr.values(); + +for (let letter of iterator) { + console.log(letter); +} +</pre> + +<h2 id="規範">規範</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Specification</th> + <th scope="col">Status</th> + <th scope="col">Comment</th> + </tr> + <tr> + <td>{{SpecName('ES2015', '#sec-array.prototype.values', 'Array.prototype.values')}}</td> + <td>{{Spec2('ES2015')}}</td> + <td>Initial definition.</td> + </tr> + <tr> + <td>{{SpecName('ESDraft', '#sec-array.prototype.values', 'Array.prototype.values')}}</td> + <td>{{Spec2('ESDraft')}}</td> + <td> </td> + </tr> + </tbody> +</table> + +<h2 id="瀏覽器相容性">瀏覽器相容性</h2> + +<div> + + +<p>{{Compat("javascript.builtins.Array.values")}}</p> +</div> + +<h2 id="參見">參見</h2> + +<ul> + <li>{{jsxref("Array.prototype.keys()")}}</li> + <li>{{jsxref("Array.prototype.entries()")}}</li> + <li>{{jsxref("Array.prototype.forEach()")}}</li> + <li>{{jsxref("Array.prototype.every()")}}</li> + <li>{{jsxref("Array.prototype.some()")}}</li> +</ul> |
