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node-red/packages/node_modules/@node-red/nodes/locales/zh-CN/function/89-delay.html

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<script type="text/x-red" data-help-name="delay">
<p>对通过节点的消息进行延迟发送或限制</p>
<h3>输入</h3>
<dl class="message-properties">
<dt class="optional">delay <span class="property-type">数值</span></dt>
<dd>设置要应用于消息的延迟以毫秒为单位仅当节点配置为允许消息去覆盖配置的默认延迟间隔时此选项才适用</dd>
<dt class="optional">reset</dt>
<dd>如果接收到的消息将此属性设置为任何值则将清空该节点保留的所有的未发送消息</dd>
<dt class="optional">flush</dt>
<dd>如果接收到的消息的此属性设置为任何值则将立即发送该节点保留的所有未发送消息</dd>
</dl>
<h3>详细</h3>
<p>当配置为延迟发送消息时延迟间隔可以是一个固定值一个范围内的随机值或为每个消息动态设置</p>
<p>当配置为对消息进行限制时它们的传递将分散在配置的时间段内状态显示队列中当前的消息数可以选择在中间消息到达时丢弃它们</p>
<p>速率限制可以应用于所有消息也可以根据<code>msg.topic</code></p>
</script>