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authorPeter Bengtsson <mail@peterbe.com>2020-12-08 14:43:23 -0500
committerPeter Bengtsson <mail@peterbe.com>2020-12-08 14:43:23 -0500
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+---
+title: 標準內建物件
+slug: Web/JavaScript/Reference/Global_Objects
+tags:
+ - JavaScript
+ - NeedsTranslation
+ - Reference
+ - TopicStub
+translation_of: Web/JavaScript/Reference/Global_Objects
+---
+<div>{{jsSidebar("Objects")}}</div>
+
+<p>本章節記錄了 JavaScript 所有標準、內建的物件,以及這些物件的方法與屬性。</p>
+
+<p>「全域物件」(或稱作標準內建物件)這個專有名字並非是要和<strong>全域物件</strong>混著說。在這裡,全域物件是那些在全域範圍裡的物件。而<strong>全域物件</strong>自身則是關聯到全域範圍裡的 {{jsxref("Operators/this", "this")}} 運算子(但若是在 ECMAScript 5 的嚴格模式(strict mode)則是不被採用的,即會回傳 {{jsxref("undefined")}})。 事實上,全域範圍包含了全域物件的屬性,也包含了繼承而來的屬性(如果有的話)。</p>
+
+<p>其他在全域範疇的物件,不是<a href="/zh-TW/docs/Web/JavaScript/Guide/Working_with_Objects#Creating_new_objects">被使用者的腳本建立</a>,就是由主體的應用程式所提供。 主體物件是由 <a href="/zh-TW/docs/Web/API/Reference">API 參考資料</a>定義的文件決定瀏覽器環境中是否可用。 更多關於 <a href="/zh-TW/docs/DOM/DOM_Reference">DOM</a> 和 <a href="/zh-TW/docs/Web/JavaScript">JavaScript</a> 核心的差異,請參考 <a href="/zh-TW/docs/Web/JavaScript/JavaScript_technologies_overview">JavaScript 技術概要</a>。</p>
+
+<h2 id="標準物件分類">標準物件分類</h2>
+
+<h3 id="數值屬性">數值屬性</h3>
+
+<p>這些全域屬性會返回一個值;全域屬性本身不擁有任何屬性和函式。</p>
+
+<ul>
+ <li>{{jsxref("Infinity")}}</li>
+ <li>{{jsxref("NaN")}}</li>
+ <li>{{jsxref("undefined")}}</li>
+ <li>{{jsxref("null")}} literal</li>
+</ul>
+
+<h3 id="函數屬性">函數屬性</h3>
+
+<p>這些全域函式會直接在全域範圍中被呼叫,不用從某個物件取得後呼叫;呼叫後直接回傳結果給執行的人。</p>
+
+<ul>
+ <li>{{jsxref("Global_Objects/eval", "eval()")}}</li>
+ <li>{{jsxref("Global_Objects/uneval", "uneval()")}} {{non-standard_inline}}</li>
+ <li>{{jsxref("Global_Objects/isFinite", "isFinite()")}}</li>
+ <li>{{jsxref("Global_Objects/isNaN", "isNaN()")}}</li>
+ <li>{{jsxref("Global_Objects/parseFloat", "parseFloat()")}}</li>
+ <li>{{jsxref("Global_Objects/parseInt", "parseInt()")}}</li>
+ <li>{{jsxref("Global_Objects/decodeURI", "decodeURI()")}}</li>
+ <li>{{jsxref("Global_Objects/decodeURIComponent", "decodeURIComponent()")}}</li>
+ <li>{{jsxref("Global_Objects/encodeURI", "encodeURI()")}}</li>
+ <li>{{jsxref("Global_Objects/encodeURIComponent", "encodeURIComponent()")}}</li>
+ <li>{{jsxref("Global_Objects/escape", "escape()")}} {{deprecated_inline}}</li>
+ <li>{{jsxref("Global_Objects/unescape", "unescape()")}} {{deprecated_inline}}</li>
+</ul>
+
+<h3 id="基礎物件">基礎物件</h3>
+
+<p>這裡所陳列稱為基礎物件,將作為其他所有物件的母物件。包含了一般物件、函式以及錯誤。</p>
+
+<ul>
+ <li>{{jsxref("Object")}}</li>
+ <li>{{jsxref("Function")}}</li>
+ <li>{{jsxref("Boolean")}}</li>
+ <li>{{jsxref("Symbol")}}</li>
+ <li>{{jsxref("Error")}}</li>
+ <li>{{jsxref("EvalError")}}</li>
+ <li>{{jsxref("InternalError")}}</li>
+ <li>{{jsxref("RangeError")}}</li>
+ <li>{{jsxref("ReferenceError")}}</li>
+ <li>{{jsxref("SyntaxError")}}</li>
+ <li>{{jsxref("TypeError")}}</li>
+ <li>{{jsxref("URIError")}}</li>
+</ul>
+
+<h3 id="數字與日期">數字與日期</h3>
+
+<p>這裡陳列了數字、日期及數學運算。</p>
+
+<ul>
+ <li>{{jsxref("Number")}}</li>
+ <li>{{jsxref("Math")}}</li>
+ <li>{{jsxref("Date")}}</li>
+</ul>
+
+<h3 id="文字處理">文字處理</h3>
+
+<p>These objects represent strings and support manipulating them.</p>
+
+<ul>
+ <li>{{jsxref("String")}}</li>
+ <li>{{jsxref("RegExp")}}</li>
+</ul>
+
+<h3 id="具索引的集合">具索引的集合</h3>
+
+<p>These objects represent collections of data which are ordered by an index value. This includes (typed) arrays and array-like constructs.</p>
+
+<ul>
+ <li>{{jsxref("Array")}}</li>
+ <li>{{jsxref("Int8Array")}}</li>
+ <li>{{jsxref("Uint8Array")}}</li>
+ <li>{{jsxref("Uint8ClampedArray")}}</li>
+ <li>{{jsxref("Int16Array")}}</li>
+ <li>{{jsxref("Uint16Array")}}</li>
+ <li>{{jsxref("Int32Array")}}</li>
+ <li>{{jsxref("Uint32Array")}}</li>
+ <li>{{jsxref("Float32Array")}}</li>
+ <li>{{jsxref("Float64Array")}}</li>
+</ul>
+
+<h3 id="具鍵值的集合">具鍵值的集合</h3>
+
+<p>These objects represent collections which use keys; these contain elements which are iterable in the order of insertion.</p>
+
+<ul>
+ <li>{{jsxref("Map")}}</li>
+ <li>{{jsxref("Set")}}</li>
+ <li>{{jsxref("WeakMap")}}</li>
+ <li>{{jsxref("WeakSet")}}</li>
+</ul>
+
+<h3 id="向量集合">向量集合</h3>
+
+<p>{{Glossary("SIMD")}} vector data types are objects where data is arranged into lanes.</p>
+
+<ul>
+ <li>{{jsxref("SIMD")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Float32x4", "SIMD.Float32x4")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Float64x2", "SIMD.Float64x2")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Int8x16", "SIMD.Int8x16")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Int16x8", "SIMD.Int16x8")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Int32x4", "SIMD.Int32x4")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Uint8x16", "SIMD.Uint8x16")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Uint16x8", "SIMD.Uint16x8")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Uint32x4", "SIMD.Uint32x4")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Bool8x16", "SIMD.Bool8x16")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Bool16x8", "SIMD.Bool16x8")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Bool32x4", "SIMD.Bool32x4")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Bool64x2", "SIMD.Bool64x2")}} {{experimental_inline}}</li>
+</ul>
+
+<h3 id="結構化資料">結構化資料</h3>
+
+<p>These objects represent and interact with structured data buffers and data coded using JavaScript Object Notation (JSON).</p>
+
+<ul>
+ <li>{{jsxref("ArrayBuffer")}}</li>
+ <li>{{jsxref("SharedArrayBuffer")}} {{experimental_inline}}</li>
+ <li>{{jsxref("Atomics")}} {{experimental_inline}}</li>
+ <li>{{jsxref("DataView")}}</li>
+ <li>{{jsxref("JSON")}}</li>
+</ul>
+
+<h3 id="控制抽象化物件">控制抽象化物件</h3>
+
+<ul>
+ <li>{{jsxref("Promise")}}</li>
+ <li>{{jsxref("Generator")}}</li>
+ <li>{{jsxref("GeneratorFunction")}}</li>
+ <li>{{experimental_inline}} {{jsxref("AsyncFunction")}}</li>
+</ul>
+
+<h3 id="Reflection">Reflection</h3>
+
+<ul>
+ <li>{{jsxref("Reflect")}}</li>
+ <li>{{jsxref("Proxy")}}</li>
+</ul>
+
+<h3 id="國際化">國際化</h3>
+
+<p>Additions to the ECMAScript core for language-sensitive functionalities.</p>
+
+<ul>
+ <li>{{jsxref("Intl")}}</li>
+ <li>{{jsxref("Global_Objects/Collator", "Intl.Collator")}}</li>
+ <li>{{jsxref("Global_Objects/DateTimeFormat", "Intl.DateTimeFormat")}}</li>
+ <li>{{jsxref("Global_Objects/NumberFormat", "Intl.NumberFormat")}}</li>
+</ul>
+
+<h3 id="WebAssembly">WebAssembly</h3>
+
+<ul>
+ <li>{{jsxref("WebAssembly")}}</li>
+ <li>{{jsxref("WebAssembly.Module")}}</li>
+ <li>{{jsxref("WebAssembly.Instance")}}</li>
+ <li>{{jsxref("WebAssembly.Memory")}}</li>
+ <li>{{jsxref("WebAssembly.Table")}}</li>
+ <li>{{jsxref("WebAssembly.CompileError")}}</li>
+ <li>{{jsxref("WebAssembly.LinkError")}}</li>
+ <li>{{jsxref("WebAssembly.RuntimeError")}}</li>
+</ul>
+
+<h3 id="非標準物件">非標準物件</h3>
+
+<ul>
+ <li>{{jsxref("Iterator")}} {{non-standard_inline}}</li>
+ <li>{{jsxref("ParallelArray")}} {{non-standard_inline}}</li>
+ <li>{{jsxref("StopIteration")}} {{non-standard_inline}}</li>
+</ul>
+
+<h3 id="其他">其他</h3>
+
+<ul>
+ <li><code><a href="/docs/Web/JavaScript/Reference/Functions/arguments">arguments</a></code></li>
+</ul>