2020-01-31 03:10:04 +01:00
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Copyright JS Foundation and other contributors, http://js.foundation
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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-->
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2023-07-10 11:07:13 +02:00
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<script type="text/html" data-help-name="html">
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2020-01-31 03:10:04 +01:00
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<p>使用CSS选择器从<code>msg.payload</code>中保存的html文档中提取元素。</p>
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<h3>输入</h3>
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<dl class="message-properties">
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<dt>payload <span class="property-type">字符串</span></dt>
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<dd>从中提取元素的html字符串。</dd>
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<dt class="optional">select <span class="property-type">字符串</span></dt>
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<dd>如果未在编辑面板中配置，则可以将选择器设置为msg的属性。</dd>
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</dl>
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<h3>Output</h3>
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<dl class="message-properties">
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<dt>payload <span class="property-type">数组 | 字符串</span></dt>
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<dd>结果可以是有效载荷中包含匹配元素的数组的单个消息；也可以是多条消息，每条消息都包含匹配元素。发送多条消息时，需要为消息设置<code>parts</code>。</dd>
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</dl>
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<h3>详细</h3>
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<p>该节点支持CSS和jQuery选择器的组合。查看<a href="https://github.com/fb55/CSSselect#user-content-supported-selectors" target="_blank">css-select documentation</a> 来获得更多信息。</p>
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</script>
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