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+---
+title: ReferenceError
+slug: Web/JavaScript/Reference/Global_Objects/ReferenceError
+translation_of: Web/JavaScript/Reference/Global_Objects/ReferenceError
+---
+<div>{{JSRef("Global_Objects", "Error", "EvalError,InternalError,RangeError,ReferenceError,SyntaxError,TypeError,URIError")}}</div>
+
+<h2 id="Summary" name="Summary">概述</h2>
+
+<p><code><strong>ReferenceError(引用错误)</strong></code> 对象代表当一个不存在的变量被引用时发生的错误。</p>
+
+<h2 id="Syntax" name="Syntax">语法</h2>
+
+<pre class="syntaxbox"><code>new ReferenceError([<var>message</var>[, <var>fileName</var>[, <var>lineNumber</var>]]])</code></pre>
+
+<h3 id="Parameters" name="Parameters">参数</h3>
+
+<dl>
+ <dt><code>message</code></dt>
+ <dd>可选。描述可读的错误信息</dd>
+ <dt><code>fileName</code> {{non-standard_inline}}</dt>
+ <dd>可选。包含引起异常代码的文件名</dd>
+ <dt><code>lineNumber</code> {{non-standard_inline}}</dt>
+ <dd>可选。引起异常的代码行号</dd>
+</dl>
+
+<h2 id="Description" name="Description">描述</h2>
+
+<p>当你尝试引用一个未被定义的变量时,将会抛出一个 <code>ReferenceError</code> 。</p>
+
+<h2 id="Properties" name="Properties">属性</h2>
+
+<dl>
+ <dt>{{jsxref("ReferenceError.prototype")}}</dt>
+ <dd>Allows the addition of properties to an <code>ReferenceError</code> object.</dd>
+</dl>
+
+<h2 id="Methods" name="Methods">方法</h2>
+
+<p>全局的 <code>ReferenceError</code> 本身并不包含有方法,但是他可以从原型链上继承一些方法</p>
+
+<h2 id="ReferenceError_instances" name="ReferenceError_instances"><code>ReferenceError</code> 实例</h2>
+
+<h3 id="Properties_of_ReferenceError_instances" name="Properties_of_ReferenceError_instances">属性</h3>
+
+<div>{{page('/en-US/docs/Web/JavaScript/Reference/Global_Objects/ReferenceError/prototype', 'Properties')}}</div>
+
+<h3 id="Methods_of_ReferenceError_instances" name="Methods_of_ReferenceError_instances">方法</h3>
+
+<div>{{page('/en-US/docs/Web/JavaScript/Reference/Global_Objects/ReferenceError/prototype', 'Methods')}}</div>
+
+<h2 id="Examples" name="Examples">例子</h2>
+
+<h3 id="Example:_Catch_an_ReferenceError" name="Example:_Catch_an_ReferenceError">例: 捕获一个 <code>ReferenceError</code></h3>
+
+<pre class="brush: js">try {
+ var a = undefinedVariable;
+} catch (e) {
+ console.log(e instanceof ReferenceError); // true
+ console.log(e.message); // "undefinedVariable is not defined"
+ console.log(e.name); // "ReferenceError"
+ console.log(e.fileName); // "Scratchpad/1"
+ console.log(e.lineNumber); // 2
+ console.log(e.columnNumber); // 6
+ console.log(e.stack); // "@Scratchpad/2:2:7\n"
+}
+</pre>
+
+<h3 id="Example:_Create_an_ReferenceError" name="Example:_Create_an_ReferenceError">例: 创建一个 <code>ReferenceError</code></h3>
+
+<pre class="brush: js">try {
+ throw new ReferenceError('Hello', 'someFile.js', 10);
+} catch (e) {
+ console.log(e instanceof ReferenceError); // true
+ console.log(e.message); // "Hello"
+ console.log(e.name); // "ReferenceError"
+ console.log(e.fileName); // "someFile.js"
+ console.log(e.lineNumber); // 10
+ console.log(e.columnNumber); // 0
+ console.log(e.stack); // "@Scratchpad/2:2:9\n"
+}
+</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">说明</th>
+ </tr>
+ <tr>
+ <td>ECMAScript 3rd Edition.</td>
+ <td>Standard</td>
+ <td>Initial definition.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES5.1', '#sec-15.11.6.3', 'ReferenceError')}}</td>
+ <td>{{Spec2('ES5.1')}}</td>
+ <td> </td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES6', '#sec-native-error-types-used-in-this-standard-referenceerror', 'ReferenceError')}}</td>
+ <td>{{Spec2('ES6')}}</td>
+ <td> </td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="浏览器兼容性">浏览器兼容性</h2>
+
+<div>{{CompatibilityTable}}</div>
+
+<div id="compat-desktop">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Feature</th>
+ <th>Chrome</th>
+ <th>Firefox (Gecko)</th>
+ <th>Internet Explorer</th>
+ <th>Opera</th>
+ <th>Safari</th>
+ </tr>
+ <tr>
+ <td>Basic support</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ </tr>
+ </tbody>
+</table>
+</div>
+
+<div id="compat-mobile">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Feature</th>
+ <th>Android</th>
+ <th>Chrome for Android</th>
+ <th>Firefox Mobile (Gecko)</th>
+ <th>IE Mobile</th>
+ <th>Opera Mobile</th>
+ <th>Safari Mobile</th>
+ </tr>
+ <tr>
+ <td>Basic support</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ </tr>
+ </tbody>
+</table>
+</div>
+
+<h2 id="See_also" name="See_also">相关链接</h2>
+
+<ul>
+ <li>{{jsxref("Error")}}</li>
+ <li>{{jsxref("ReferenceError.prototype")}}</li>
+</ul>