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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:42:52 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:42:52 -0500 |
commit | 074785cea106179cb3305637055ab0a009ca74f2 (patch) | |
tree | e6ae371cccd642aa2b67f39752a2cdf1fd4eb040 /files/ru/web/javascript/reference/global_objects/string/@@iterator | |
parent | da78a9e329e272dedb2400b79a3bdeebff387d47 (diff) | |
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Diffstat (limited to 'files/ru/web/javascript/reference/global_objects/string/@@iterator')
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diff --git a/files/ru/web/javascript/reference/global_objects/string/@@iterator/index.html b/files/ru/web/javascript/reference/global_objects/string/@@iterator/index.html new file mode 100644 index 0000000000..a493783be3 --- /dev/null +++ b/files/ru/web/javascript/reference/global_objects/string/@@iterator/index.html @@ -0,0 +1,131 @@ +--- +title: 'String.prototype[@@iterator]()' +slug: Web/JavaScript/Reference/Global_Objects/String/@@iterator +tags: + - ECMAScript6 + - Experimental + - Expérimental(2) + - Iterator + - JavaScript + - Method + - Prototype + - Reference + - Référence(2) + - String +translation_of: Web/JavaScript/Reference/Global_Objects/String/@@iterator +--- +<div>{{JSRef("Global_Objects", "String")}}</div> + +<h2 id="Summary" name="Summary">Сводка</h2> + +<p>Метод <strong><code>[@@iterator]()</code></strong> возвращает новый объект итератора <code>Iterator</code>, который проходит по кодовым точкам строкового значения, возвращая каждую кодовую точку в виде строкового значения.</p> + +<h2 id="Syntax" name="Syntax">Синтаксис</h2> + +<pre class="syntaxbox notranslate"><code><var>string</var>[Symbol.iterator]</code></pre> + +<h2 id="Examples" name="Examples">Примеры</h2> + +<h3 id="Example_Using_.5B.40.40iterator.5D" name="Example:_Using_.5B.40.40iterator.5D()">Пример: использование метода <code>[@@iterator]()</code></h3> + +<pre class="brush:js notranslate">var string = 'A\uD835\uDC68'; + +var strIter = string[Symbol.iterator](); + +console.log(strIter.next().value); // "A" +console.log(strIter.next().value); // "\uD835\uDC68" +</pre> + +<h3 id="Example_Using_.5B.40.40iterator.5D_with_for..of" name="Example:_Using_.5B.40.40iterator.5D()_with_for..of">Пример: использование метода <code>[@@iterator]()</code> вместе с циклом <code>for..of</code></h3> + +<pre class="brush:js notranslate">var string = 'A\uD835\uDC68B\uD835\uDC69C\uD835\uDC6A'; + +for (var v of string) { + console.log(v); +} +// "A" +// "\uD835\uDC68" +// "B" +// "\uD835\uDC69" +// "C" +// "\uD835\uDC6A" +</pre> + +<h2 id="Specifications" name="Specifications">Спецификации</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Спецификация</th> + <th scope="col">Статус</th> + <th scope="col">Комментарии</th> + </tr> + <tr> + <td>{{SpecName('ES6', '#sec-string.prototype-@@iterator', 'String.prototype[@@iterator]()')}}</td> + <td>{{Spec2('ES6')}}</td> + <td>Изначальное определение.</td> + </tr> + </tbody> +</table> + +<h2 id="Browser_compatibility" name="Browser_compatibility">Совместимость с браузерами</h2> + +<div>{{CompatibilityTable}}</div> + +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Возможность</th> + <th>Chrome</th> + <th>Firefox (Gecko)</th> + <th>Internet Explorer</th> + <th>Opera</th> + <th>Safari</th> + </tr> + <tr> + <td>Базовая поддержка</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatGeckoDesktop("17")}} (<code>.iterator</code>)<br> + {{CompatGeckoDesktop("27")}} (<code>["@@iterator"]</code>)<br> + {{CompatGeckoDesktop("36")}} (<code>[Symbol.iterator]</code>)</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th>Возможность</th> + <th>Android</th> + <th>Chrome для Android</th> + <th>Firefox Mobile (Gecko)</th> + <th>IE Mobile</th> + <th>Opera Mobile</th> + <th>Safari Mobile</th> + </tr> + <tr> + <td>Базовая поддержка</td> + <td>{{CompatNo}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatGeckoMobile("17")}} (<code>.iterator</code>)<br> + {{CompatGeckoMobile("27")}} (<code>["@@iterator"]</code>)<br> + {{CompatGeckoMobile("36")}} (<code>[Symbol.iterator]</code>)</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + </tr> + </tbody> +</table> +</div> + +<h3 id="Gecko-specific_notes" name="Gecko-specific_notes">Примечания по Gecko</h3> + +<ul> + <li>С Gecko 17 {{geckoRelease("17")}} по Gecko 26 {{geckoRelease("26")}} вместо {{jsxref("Global_Objects/Symbol", "символа", "", 1)}} <code>@@iterator</code> использовалось свойство <code>iterator</code> ({{bug(907077)}}), а с Gecko 27 {{geckoRelease("27")}} по Gecko 35 {{geckoRelease("35")}} — строка-заменитель <code>"@@iterator"</code> ({{bug("918828")}}).</li> +</ul> |