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diff --git a/files/zh-cn/web/javascript/reference/global_objects/evalerror/index.html b/files/zh-cn/web/javascript/reference/global_objects/evalerror/index.html new file mode 100644 index 0000000000..85eebfa1ce --- /dev/null +++ b/files/zh-cn/web/javascript/reference/global_objects/evalerror/index.html @@ -0,0 +1,116 @@ +--- +title: EvalError +slug: Web/JavaScript/Reference/Global_Objects/EvalError +translation_of: Web/JavaScript/Reference/Global_Objects/EvalError +--- +<div>{{JSRef}}</div> + +<p>本对象代表了一个关于 <a href="/en/Core_JavaScript_1.5_Reference/Global_Functions/eval" title="en/Core_JavaScript_1.5_Reference/Global_Functions/eval">eval</a> 函数的错误.此异常不再会被JavaScript抛出,但是EvalError对象仍然保持兼容性.</p> + +<h2 id="Syntax" name="Syntax">语法</h2> + +<pre class="syntaxbox"><code>new EvalError([<var>message</var>[, <var>fileName</var>[, <var>lineNumber</var>]]])</code></pre> + +<h3 id="Parameters" name="Parameters">参数</h3> + +<dl> + <dt>message</dt> + <dd>可选参数.人类可阅读的关于错误的描述.</dd> +</dl> + +<dl> + <dt>fileName(非标准)</dt> + <dd>可选参数.代码中导致异常的文件的文件名.</dd> +</dl> + +<dl> + <dt>lineNumber(非标准)</dt> + <dd>可选参数.代码中导致异常的代码的行号.</dd> +</dl> + +<h2 id="Properties" name="Properties">属性</h2> + +<dl> + <dt><a href="/en/Core_JavaScript_1.5_Reference/Global_Objects/EvalError/prototype" title="en/Core_JavaScript_1.5_Reference/Global_Objects/EvalError/prototype">prototype</a></dt> + <dd>允许向EvalError对象中添加自定义属性.</dd> +</dl> + +<h2 id="Methods" name="Methods">方法</h2> + +<p>全局的EvalError对象本身不包含任何方法, 然而它通过原型链继承了一些方法.</p> + +<h2 id="EvalError_实例"><code>EvalError</code> 实例</h2> + +<h3 id="属性">属性</h3> + +<p>{{page('/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/EvalError/prototype', 'Properties')}}</p> + +<h3 id="方法">方法</h3> + +<p>{{page('/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/EvalError/prototype', 'Methods')}}</p> + +<h2 id="例子">例子</h2> + +<p><code>EvalError</code> 不在当前ECMAScript规范中使用,因此不会被运行时抛出. 但是对象本身仍然与规范的早期版本向后兼容.</p> + +<h3 id="创建_EvalError">创建 <code>EvalError</code></h3> + +<pre><code>try { + throw new EvalError('Hello', 'someFile.js', 10); +} catch (e) { + console.log(e instanceof EvalError); // true + console.log(e.message); // "Hello" + console.log(e.name); // "EvalError" + 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" +}</code></pre> + +<h2 id="规范">规范</h2> + +<table> + <tbody> + <tr> + <th scope="col">规范</th> + <th scope="col">状态</th> + <th scope="col">注释</th> + </tr> + <tr> + <td>{{SpecName('ES3')}}</td> + <td>{{Spec2('ES3')}}</td> + <td>初始定义.</td> + </tr> + <tr> + <td>{{SpecName('ES5.1', '#sec-15.11.6.1', 'EvalError')}}</td> + <td>{{Spec2('ES5.1')}}</td> + <td>本规范中未使用. 为了保持向后兼容.</td> + </tr> + <tr> + <td>{{SpecName('ES6', '#sec-native-error-types-used-in-this-standard-evalerror', 'EvalError')}}</td> + <td>{{Spec2('ES6')}}</td> + <td>本规范中未使用. 为了保持向后兼容.</td> + </tr> + <tr> + <td>{{SpecName('ESDraft', '#sec-native-error-types-used-in-this-standard-evalerror', 'EvalError')}}</td> + <td>{{Spec2('ESDraft')}}</td> + <td> </td> + </tr> + </tbody> +</table> + +<h2 id="浏览器兼容性">浏览器兼容性</h2> + +<div class="hidden"> +<p>该页面中的兼容性表格由结构化的数据生成。如果有意向贡献数据,请查看 <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> 并发起 pull request。</p> +</div> + +<p>{{Compat("javascript.builtins.EvalError")}}</p> + +<h2 id="相关链接">相关链接</h2> + +<ul> + <li><a href="/en/Core_JavaScript_1.5_Reference/Global_Objects/Error" title="en/Core_JavaScript_1.5_Reference/Global_Objects/Error">Error</a></li> + <li><a href="/en/Core_JavaScript_1.5_Reference/Global_Functions/eval" title="en/Core_JavaScript_1.5_Reference/Global_Functions/eval">eval</a></li> + <li><a href="/en/Core_JavaScript_1.5_Reference/Global_Objects/EvalError/prototype" title="en/Core_JavaScript_1.5_Reference/Global_Objects/EvalError/prototype">EvalError.prototype</a></li> +</ul> |