JavaScript Object.assign() ɗanin

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</a></li> <li><a href="/ha/jsref/dom_obj_time.html" title="HTML DOM Time ɗanin"><time></a></li> <li><a href="/ha/jsref/dom_obj_title.html" title="HTML DOM Title ɗanin"><title></a></li> <li><a href="/ha/jsref/dom_obj_track.html" title="HTML DOM Track ɗanin"><track></a></li> <li><a href="/ha/jsref/dom_obj_u.html" title="HTML DOM Underline ɗanin"><u></a></li> <li><a href="/ha/jsref/dom_obj_ul.html" title="HTML DOM Ul ɗanin"><ul></a></li> <li><a href="/ha/jsref/dom_obj_var.html" title="HTML DOM Variable ɗanin"><var></a></li> <li><a href="/ha/jsref/dom_obj_video.html" title="HTML DOM Video ɗanin"><video></a></li> </ul> <h2>其他参考手册</h2> <ul> <li><a href="/ha/jsref/obj_cssstyledeclaration.html" title="CSSStyleDeclaration ɗanin">CSSStyleDeclaration</a></li> <li><a href="/ha/jsref/jsref_type_conversion.html" title="JavaScript ɗanin ɗanin">JS 类型转换</a></li> </ul> </div> <div><h3><center> 选修课 </center><h3> <h2>课程推荐：</h2> <ul> <li><a href="/ha/howto/index.html" title="CodeW3C.com ɗanin">CodeW3C.com ɗanin</a></li> </ul> </div> </div> <div id="maincontent"> <div class="idea"> <a href="/"><button>English</button></a> <a href="/zh/"><button>中文</button></a> <a href="/oldzh/"><button>繁體中文</button></a> <a href="/ru/"><button>Русский</button></a> <a href="/fr/"><button>Français</button></a> <a href="/de/"><button>Deutsch</button></a> <a href="/es/"><button>Español</button></a> <a href="/pt/"><button>Português</button></a> <a href="/ja/"><button>日本語</button></a> <a href="/ko/"><button>한국어</button></a> <a href="/it/"><button>Italiano</button></a> <a href="/ar/"><button>عربي</button></a> <a href="/hi/"><button>हिंदी</button></a> <a href="/bn/"><button>বাংলা</button></a> <a href="/ms/"><button>Bahasa Malaysia</button></a> <a href="/my/"><button>မြန်မာ</button></a> <a href="/vi/"><button>Tiếng Việt</button></a> <a href="/th/"><button>ภาษาไทย</button></a> <a href="/lo/"><button>ລາວ</button></a> <a href="/id/"><button>Bahasa Indonesia</button></a> <a href="/ur/"><button>اردو</button></a> <a href="/ha/"><button>Hausa</button></a> <a href="/pl/"><button>Język polski</button></a> <a href="/pa/"><button>ਪੰਜਾਬੀ</button></a> <a href="/sv/"><button>Svenska</button></a> <a href="/da/"><button>Dansk</button></a> <a href="/nl/"><button>Nederlands</button></a> <a href="/tr/"><button>Türkçe</button></a> <a href="/fi/"><button>suom.</button></a> <a href="/el/"><button>Ελληνικά</button></a> <a href="/fa/"><button>فارسی</button></a> <a href="/sw/"><button>Kiswahili</button></a> <a href="/te/"><button>తెలుగు</button></a> <a href="/tl/"><button>wikang Galu</button></a> </div> <h1>JavaScript Object.assign()</h1> <div class="prenextnav-ref"> <ul> <li> بالا‌ئی پیژ <a href="/ha/jsref/jsref_object_assign.html" title="JavaScript Object.assign() ɗanin">assign()</a></li> <li> پایین‌ئی پیژ <a href="/ha/jsref/jsref_object_constructor.html" title="JavaScript ɗanin constructor ɗanin">مُصنوع‌کن</a></li> <li> ناوی ھائی‌ئی <a href="/ha/jsref/jsref_obj_object.html" title="JavaScript ɗanin ɗanin">JavaScript ɗanin ɗanin</a></li> </ul> </div> <section> <h2>定义和用法</h2> <p><code>Object.assign()</code> 方法用于将一个或多个源对象的属性复制到目标对象中。</p> <h3>相关方法：</h3> <p><code><a href="/ha/jsref/jsref_object_assign.html" title="JavaScript Object.assign() ɗanin">Object.assign()</a></code> 将源对象的属性复制到目标对象。</p> <p><code><a href="/ha/jsref/jsref_object_create.html" title="JavaScript Object.create() ɗanin">Object.create()</a></code> 从现有对象创建一个新对象。</p> <p><code><a href="/ha/jsref/jsref_object_fromentries.html" title="JavaScript Object.fromEntries() ɗanin">Object.fromEntries()</a></code> 从键/值对列表创建一个对象。</p> </section> <section> <h2>实例</h2> <pre class="language-js"> // 创建目标对象 const person1 = { firstName: "Bill", lastName: "Gates", age: 50, eyeColor: "blue" }; // 创建源对象 const person2 = {firstName: "Anne", lastName: "Smith"}; // 将源对象的属性复制到目标对象 Object.assign(person1, person2); </pre> <p class="tiy"><a target="_blank" href="/ha/tiy/t.html?f=jsref_object_assign">亲自试一试</a></p> </section> <section> <h2>语法</h2> <pre class="language-js"> Object.assign(<i>target</i>, <i>source(s)</i>) </pre> <h3>参数</h3> <table class="parameter"> <tr> <th style="width: 25%;">参数</th> <th>描述</th> </tr> <tr> <td><i>target</i></td> <td>必需。目标对象。</td> </tr> <tr> <td><i>source</i></td> <td>必需。一个或多个源对象。</td> </tr> </table> <h3>返回值</h3> <table class="technical-details"> <tr> <th style="width: 25%;">类型</th> <th>描述</th> </tr> <tr> <td>Object</td> <td>目标对象。</td> </tr> </table> </section> <section> <h2>浏览器支持</h2> <p><code>Object.assign()</code> 是 ECMAScript6 (ES6) 的特性。</p> <p>自 2017 年 6 月起，所有现代浏览器均支持 ES6（JavaScript 2015）：</p> <table class="browser-support"> <tr> <th class="bsChrome">Chrome</th> <th class="bsEdge">Edge</th> <th class="bsFirefox">Firefox</th> <th class="bsSafari">Safari</th> <th class="bsOpera">Opera</th> </tr> <tr> <td>Chrome 51</td> <td>Edge 15</td> <td>Firefox 54</td> <td>Safari 10</td> <td>Opera 38</td> </tr> <tr> <td>2016 年 5 月</td> <td>2017 年 4 月</td> <td>2017 年 6 月</td> <td>2016 年 9 月</td> <td>2016 年 6 月</td> </tr> </table> <p><code>Object.assign()</code> 在 Internet Explorer 中不受支持。</p> </section> <section class="related-pages"> <h2>پاگینا تیجی‌ئی</h2> <p>ماصولتا:<a href="/ha/js/js_objects.html" title="JavaScript ɗanin">JavaScript ɗanin</a></p> <p>ماصولتا:<a href="/ha/js/js_object_definition.html" title="JavaScript ɗanin ɗanin">JavaScript ɗanin ɗanin</a></p> <p>ماصولتا:<a href="/ha/js/js_object_methods.html" title="JavaScript ɗanin ɗanin">JavaScript ɗanin ɗanin</a></p> <p>ماصولتا:<a href="/ha/js/js_object_properties.html" title="JavaScript ɗanin ɗanin">JavaScript ɗanin ɗanin</a></p> </section> <div class="prenextnav-ref"> <ul> <li> بالا‌ئی پیژ <a href="/ha/jsref/jsref_object_assign.html" title="JavaScript Object.assign() ɗanin">assign()</a></li> <li> پایین‌ئی پیژ <a href="/ha/jsref/jsref_object_constructor.html" title="JavaScript ɗanin constructor ɗanin">مُصنوع‌کن</a></li> <li> ناوی ھائی‌ئی <a href="/ha/jsref/jsref_obj_object.html" title="JavaScript ɗanin ɗanin">JavaScript ɗanin ɗanin</a></li> </ul> </div><div style="background-color:#fcfdf8; 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