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161 lines
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161 lines
16 KiB
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<article id="wikiArticle">
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<div></div>
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<p>URIError 对象用来表示以一种错误的方式使用全局URI处理函数而产生的错误。</p>
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<h2 id="语法">语法</h2>
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<pre><code class="language-javascript"><code>new URIError([<var>message</var>[, <var>fileName</var>[, <var>lineNumber</var>]]])</code></code></pre>
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<h3 id="参数">参数</h3>
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<dl>
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<dt><code>message</code></dt>
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<dd>选填。易于理解的错误描述。</dd>
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<dt><code>fileName</code> 【非标准内联】</dt>
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<dd>选填。包含造成异常的代码的文件名称。</dd>
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<dt><code>lineNumber</code> 【非标准内联】</dt>
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<dd>选填。造成异常的代码行号。</dd>
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</dl>
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<h2 id="描述">描述</h2>
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<p>当向全局 URI 处理函数传递一个不合法的URI时,URIError 错误会被抛出。</p>
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<h2 id="属性">属性</h2>
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<dl>
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<dt><a href="Reference/Global_Objects/URIError/prototype" title="所有的 URIError 实例都继承自 URIError.prototype。 可以通过原型(prototype) 给所有的实例添加属性或者方法。"><code>URIError.prototype</code></a></dt>
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<dd>允许向一个 URIError 对象添加额外的属性。</dd>
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</dl>
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<h2 id="方法">方法</h2>
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<p>虽然全局 URIError 对象没有任何自己的方法,但是它能通过原型链继承一些方法。</p>
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<h2 id="URIError_实例"><code>URIError 实例</code></h2>
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<h3 id="属性_2">属性</h3>
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<div><dl>
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<dt><code>URIError.prototype.constructor</code></dt>
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<dd>声明创建实例原型 (prototype) 的方法。</dd>
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<dt><a href="Reference/Global_Objects/Error/message" title="message 属性是有关错误信息,人类易读的(human-readable)描述。"><code>URIError.prototype.message</code></a></dt>
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<dd>错误信息。虽然 ECMA-262 规范指出 <a href="Reference/Global_Objects/URIError" title="URIError 对象用来表示以一种错误的方式使用全局URI处理函数而产生的错误。"><code>URIError</code></a> 应该提供其自己专属的 <code><strong>message</strong></code><strong> </strong>属性,但是在 <a href="https://developer.mozilla.org/en-US/docs/Mozilla/Projects/SpiderMonkey">SpiderMonkey</a> 中,该属性继承自 <a href="Reference/Global_Objects/Error/message" title="message 属性是有关错误信息,人类易读的(human-readable)描述。"><code>Error.prototype.message</code></a></dd>
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<dt><a href="Reference/Global_Objects/Error/name" title='name 属性表示error类型的名称.初始值为"Error".'><code>URIError.prototype.name</code></a></dt>
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<dd>错误名称。继承自 <a href="Reference/Global_Objects/Error" title="通过Error的构造器可以创建一个错误对象。当运行时错误产生时,Error的实例对象会被抛出。Error对象也可用于用户自定义的异常的基础对象。下面列出了各种内建的标准错误类型。"><code>Error</code></a>。</dd>
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<dt><a href="Reference/Global_Objects/Error/fileName" title="fileName 属性包含引发此错误的文件的路径."><code>URIError.prototype.fileName</code></a></dt>
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<dd>产生该错误的代码所在文件的路径。 继承自 <a href="Reference/Global_Objects/Error" title="通过Error的构造器可以创建一个错误对象。当运行时错误产生时,Error的实例对象会被抛出。Error对象也可用于用户自定义的异常的基础对象。下面列出了各种内建的标准错误类型。"><code>Error</code></a>。</dd>
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<dt><a href="Reference/Global_Objects/Error/lineNumber" title="lineNumber 属性的值为抛出错误的代码在其源文件中所在的行号。"><code>URIError.prototype.lineNumber</code></a></dt>
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<dd>产生该错误的代码所在行的行号。继承自 <a href="Reference/Global_Objects/Error" title="通过Error的构造器可以创建一个错误对象。当运行时错误产生时,Error的实例对象会被抛出。Error对象也可用于用户自定义的异常的基础对象。下面列出了各种内建的标准错误类型。"><code>Error</code></a>。</dd>
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<dt><a href="Reference/Global_Objects/Error/columnNumber" title="columnNumber属性包含引发此错误的文件行中的列号。"><code>URIError.prototype.columnNumber</code></a></dt>
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<dd>产生该错误的代码所在列的列号。 继承自 <a href="Reference/Global_Objects/Error" title="通过Error的构造器可以创建一个错误对象。当运行时错误产生时,Error的实例对象会被抛出。Error对象也可用于用户自定义的异常的基础对象。下面列出了各种内建的标准错误类型。"><code>Error</code></a>。</dd>
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<dt><a href="Reference/Global_Objects/Error/stack" title="Error对象作为一个非标准的栈属性提供了一种函数追踪方式。无论这个函数被被调用,处于什么模式,来自于哪一行或者哪个文件,有着什么样的参数。这个栈产生于最近一次调用最早的那次调用,返回原始的全局作用域调用"><code>URIError.prototype.stack</code></a></dt>
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<dd>堆栈记录。继承自 <a href="Reference/Global_Objects/Error" title="通过Error的构造器可以创建一个错误对象。当运行时错误产生时,Error的实例对象会被抛出。Error对象也可用于用户自定义的异常的基础对象。下面列出了各种内建的标准错误类型。"><code>Error</code></a>。</dd>
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</dl></div>
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<h3 id="方法_2">方法</h3>
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<div><p>虽然 <a href="Reference/Global_Objects/URIError" title="URIError 对象用来表示以一种错误的方式使用全局URI处理函数而产生的错误。"><code>URIError</code></a> 的原型对象自身不包含任何方法,但是 <a href="Reference/Global_Objects/URIError" title="URIError 对象用来表示以一种错误的方式使用全局URI处理函数而产生的错误。"><code>URIError</code></a> 的实例通过原型链(prototype chain)继承了一些方法。</p></div>
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<h2 id="示例">示例</h2>
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<h3 id="捕获一个_URIError_实例">捕获一个 <code>URIError 实例</code></h3>
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<pre><code class="language-javascript">try {
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decodeURIComponent('%');
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} catch (e) {
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console.log(e instanceof URIError); // true
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console.log(e.message); // "malformed URI sequence"
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console.log(e.name); // "URIError"
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console.log(e.fileName); // "Scratchpad/1"
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console.log(e.lineNumber); // 2
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console.log(e.columnNumber); // 2
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console.log(e.stack); // "@Scratchpad/2:2:3\n"
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}
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</code></pre>
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<h3 id="创建一个_URIError_实例">创建一个 <code>URIError 实例</code></h3>
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<pre><code class="language-javascript">try {
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throw new URIError('Hello', 'someFile.js', 10);
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} catch (e) {
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console.log(e instanceof URIError); // true
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console.log(e.message); // "Hello"
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console.log(e.name); // "URIError"
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console.log(e.fileName); // "someFile.js"
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console.log(e.lineNumber); // 10
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console.log(e.columnNumber); // 0
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console.log(e.stack); // "@Scratchpad/2:2:9\n"
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}
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</code></pre>
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<h2 id="规范">规范</h2>
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<table class="standard-table">
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<tbody>
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<tr>
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<th scope="col">规范</th>
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<th scope="col">状态</th>
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<th scope="col">注释</th>
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</tr>
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<tr>
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<td><a class="external" href="https://www.ecma-international.org/publications/files/ECMA-ST-ARCH/ECMA-262,%203rd%20edition,%20December%201999.pdf#sec-15.11.6.6" hreflang="en" lang="en" rel="noopener">ECMAScript 3rd Edition (ECMA-262)<br/><small lang="zh-CN">URIError</small></a></td>
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<td><span class="spec-Standard">Standard</span></td>
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<td>初始定义</td>
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</tr>
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<tr>
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<td><a class="external" href="https://www.ecma-international.org/ecma-262/5.1/#sec-15.11.6.6" hreflang="en" lang="en" rel="noopener">ECMAScript 5.1 (ECMA-262)<br/><small lang="zh-CN">URIError</small></a></td>
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<td><span class="spec-Standard">Standard</span></td>
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<td> </td>
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</tr>
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<tr>
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<td><a class="external" href="https://www.ecma-international.org/ecma-262/6.0/#sec-native-error-types-used-in-this-standard-urierror" hreflang="en" lang="en" rel="noopener">ECMAScript 2015 (6th Edition, ECMA-262)<br/><small lang="zh-CN">URIError</small></a></td>
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<td><span class="spec-Standard">Standard</span></td>
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<td> </td>
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</tr>
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<tr>
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<td><a class="external" href="https://tc39.github.io/ecma262/#sec-native-error-types-used-in-this-standard-urierror" hreflang="en" lang="en" rel="noopener">ECMAScript Latest Draft (ECMA-262)<br/><small lang="zh-CN">URIError</small></a></td>
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<td><span class="spec-Draft">Draft</span></td>
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<td> </td>
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</tr>
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</tbody>
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</table>
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<h2 id="浏览器兼容">浏览器兼容</h2>
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<div>
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<div class="hidden">浏览器兼容性表由结构化数据生成。如果你想贡献这部分数据,请您通过<a class="external" href="https://github.com/mdn/browser-compat-data" rel="noopener">https://github.com/mdn/browser-compat-data</a>向我们pull request。</div>
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<p></p><div class="bc-data"><a class="bc-github-link external" href="https://github.com/mdn/browser-compat-data" rel="noopener">Update compatibility data on GitHub</a><table class="bc-table bc-table-js"><thead><tr class="bc-platforms"><td></td><th class="bc-platform-desktop" colspan="6"><span>Desktop</span></th><th class="bc-platform-mobile" colspan="7"><span>Mobile</span></th><th class="bc-platform-server" colspan="1"><span>Server</span></th></tr><tr class="bc-browsers"><td></td><th class="bc-browser-chrome"><span class="bc-head-txt-label bc-head-icon-chrome">Chrome</span></th><th class="bc-browser-edge"><span class="bc-head-txt-label bc-head-icon-edge">Edge</span></th><th class="bc-browser-firefox"><span class="bc-head-txt-label bc-head-icon-firefox">Firefox</span></th><th class="bc-browser-ie"><span class="bc-head-txt-label bc-head-icon-ie">Internet Explorer</span></th><th class="bc-browser-opera"><span class="bc-head-txt-label bc-head-icon-opera">Opera</span></th><th class="bc-browser-safari"><span class="bc-head-txt-label bc-head-icon-safari">Safari</span></th><th class="bc-browser-webview_android"><span class="bc-head-txt-label bc-head-icon-webview_android">Android webview</span></th><th class="bc-browser-chrome_android"><span class="bc-head-txt-label bc-head-icon-chrome_android">Chrome for Android</span></th><th class="bc-browser-edge_mobile"><span class="bc-head-txt-label bc-head-icon-edge_mobile">Edge Mobile</span></th><th class="bc-browser-firefox_android"><span class="bc-head-txt-label bc-head-icon-firefox_android">Firefox for Android</span></th><th class="bc-browser-opera_android"><span class="bc-head-txt-label bc-head-icon-opera_android">Opera for Android</span></th><th class="bc-browser-safari_ios"><span class="bc-head-txt-label bc-head-icon-safari_ios">Safari on iOS</span></th><th class="bc-browser-samsunginternet_android"><span class="bc-head-txt-label bc-head-icon-samsunginternet_android">Samsung Internet</span></th><th class="bc-browser-nodejs"><span class="bc-head-txt-label bc-head-icon-nodejs">Node.js</span></th></tr></thead><tbody><tr><th scope="row"><code>URIError</code></th><td class="bc-supports-yes bc-browser-chrome"><span class="bc-browser-name">Chrome</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td><td class="bc-supports-yes bc-browser-edge"><span class="bc-browser-name">Edge</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td><td class="bc-supports-yes bc-browser-firefox"><span class="bc-browser-name">Firefox</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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1</td><td class="bc-supports-yes bc-browser-ie"><span class="bc-browser-name">IE</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td><td class="bc-supports-yes bc-browser-opera"><span class="bc-browser-name">Opera</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td><td class="bc-supports-yes bc-browser-safari"><span class="bc-browser-name">Safari</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td><td class="bc-supports-yes bc-browser-webview_android"><span class="bc-browser-name">WebView Android</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td><td class="bc-supports-yes bc-browser-chrome_android"><span class="bc-browser-name">Chrome Android</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td><td class="bc-supports-yes bc-browser-edge_mobile"><span class="bc-browser-name">Edge Mobile</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td><td class="bc-supports-yes bc-browser-firefox_android"><span class="bc-browser-name">Firefox Android</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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4</td><td class="bc-supports-yes bc-browser-opera_android"><span class="bc-browser-name">Opera Android</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td><td class="bc-supports-yes bc-browser-safari_ios"><span class="bc-browser-name">Safari iOS</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td><td class="bc-supports-yes bc-browser-samsunginternet_android"><span class="bc-browser-name">Samsung Internet Android</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td><td class="bc-supports-yes bc-browser-nodejs"><span class="bc-browser-name">nodejs</span><abbr class="bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr>
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Yes</td></tr></tbody></table><section class="bc-legend" id="sect1"><h3 class="offscreen" id="Legend">Legend</h3><dl><dt><span class="bc-supports-yes bc-supports">
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<abbr class="bc-level bc-level-yes only-icon" title="Full support">
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<span>Full support</span>
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</abbr></span></dt><dd>Full support</dd></dl></section></div><p></p>
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</div>
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<h2 id="参见">参见</h2>
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<ul>
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<li><a href="Reference/Global_Objects/Error" title="通过Error的构造器可以创建一个错误对象。当运行时错误产生时,Error的实例对象会被抛出。Error对象也可用于用户自定义的异常的基础对象。下面列出了各种内建的标准错误类型。"><code>Error</code></a></li>
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<li><a href="Reference/Global_Objects/URIError/prototype" title="所有的 URIError 实例都继承自 URIError.prototype。 可以通过原型(prototype) 给所有的实例添加属性或者方法。"><code>URIError.prototype</code></a></li>
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<li><a href="Reference/Global_Objects/decodeURI" title="decodeURI() 函数解码一个由encodeURI 先前创建的统一资源标识符(URI)或类似的例程。"><code>decodeURI()</code></a></li>
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<li><a href="Reference/Global_Objects/decodeURIComponent" title="decodeURIComponent() 方法用于解码由 encodeURIComponent 方法或者其它类似方法编码的部分统一资源标识符(URI)。"><code>decodeURIComponent()</code></a></li>
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<li><a href="Reference/Global_Objects/encodeURI" title='encodeURI() 函数通过将特定字符的每个实例替换为一个、两个、三或四转义序列来对统一资源标识符 (URI) 进行编码 (该字符的 UTF-8 编码仅为四转义序列)由两个 "代理" 字符组成)。'><code>encodeURI()</code></a></li>
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<li><a href="Reference/Global_Objects/encodeURIComponent" title="encodeURIComponent()是对统一资源标识符(URI)的组成部分进行编码的方法。它使用一到四个转义序列来表示字符串中的每个字符的UTF-8编码(只有由两个Unicode代理区字符组成的字符才用四个转义字符编码)。"><code>encodeURIComponent()</code></a></li>
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</ul>
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</article> |