LogoLogo
  • Go to Docs Center
  • Plum DEV Documentation
  • Overview
  • Developer Reference
    • Tutorial
    • How to...
      • Use Plum's Transcription API
    • Audio Formats and Prompts
    • Grammars and Speech Recognition
    • Available ASR Engines
    • TTS Engine Characteristics
      • Amazon Polly TTS Engine
        • Polly Voice Tag Attribute Details
      • AT&T Natural Voices
      • Cepstral Engine
      • RealSpeak Engine
      • Vocalizer 7
        • Vocalizer 7: <voice> tag and SSML Support
    • Data Exchange
    • Logging
    • Caching
    • Root Documents
  • VoiceXML
    • Tags
      • <assign>
      • <audio>
      • <block>
      • <break>
      • <catch>
      • <choice>
      • <clear>
      • <data>
      • <desc>
      • <disconnect>
      • <else>
      • <elseif>
      • <emphasis>
      • <enumerate>
      • <error>
      • <example>
      • <exit>
      • <field>
      • <filled>
      • <foreach>
      • <form>
      • <goto>
      • <grammar>
      • <help>
      • <if>
      • <initial>
      • <item>
      • <lexicon>
      • <link>
      • <log>
      • <mark>
      • <menu>
      • <meta>
      • <metadata>
      • <noinput>
      • <nomatch>
      • <one-of>
      • <option>
      • <paragraph>
      • <param>
      • <phoneme>
      • <prompt>
      • <property>
      • <prosody>
      • <record>
      • <reprompt>
      • <return>
      • <rule>
      • <ruleref>
      • <say-as>
      • <script>
      • <sentence>
      • <speak>
      • <sub>
      • <subdialog>
      • <submit>
      • <tag>
      • <throw>
      • <token>
      • <transfer>
      • <value>
      • <var>
      • <voice>
      • <vxml>
    • Properties
      • audiofetchhint
      • audiomaxage
      • audiomaxstale
      • bargein
      • bargeintype
      • certverifypeer
      • completetimeout
      • confidencelevel
      • datafetchhint
      • datamaxage
      • datamaxstale
      • documentfetchhint
      • documentmaxage
      • documentmaxstale
      • fetchaudio
      • fetchaudiodelay
      • fetchaudiominimum
      • fetchtimeout
      • grammarfetchhint
      • grammarmaxage
      • grammarmaxstale
      • incompletetimeout
      • inputmodes
      • interdigittimeout
      • logging
      • maxnbest
      • maxspeechtimeout
      • normalizeaudio
      • recordcall
      • recordcallappend
      • recordutterance
      • recordutterancetype
      • scriptfetchhint
      • scriptmaxage
      • scriptmaxstale
      • sensitivity
      • speedvsaccuracy
      • termchar
      • termmaxdigits
      • termtimeout
      • timeout
      • universals
      • voicegender
      • voicename
    • Application and Session Variables
      • application.lastresult$[i].confidence
      • application.lastresult$[i].inputmode
      • application.lastresult$[i].interpretation
      • application.lastresult$[i].recording
      • application.lastresult$[i].recordingduration
      • application.lastresult$[i].recordingsize
      • application.lastresult$[i].utterance
      • session.callrecording
      • session.id
      • session.telephone.ani
      • session.telephone.dnis
    • VoiceXML Resources
  • Plum DEV Guide
    • Using the Plum DEV site
    • Using the File Repository
    • Outbound Calling Guide
      • Using the Outbound Tools in the DEV web UI
      • DEV Outbound Programming Notes
      • Outbound FAQs and Tips
    • Call Reporting
    • Analytics
    • VoiceTrends
    • Debugging
    • Scratchpads
    • Saved URLs
    • Voice Biometrics
    • Call Routing
    • Data Security
      • 'Private' Tags
      • Managing Secure Phone Numbers
      • Sensitive Data Types
    • SMS Guide
      • Standard Short Codes
      • SMS Debugging/Error Logs
      • Additional SMS Info
    • Single Sign On
  • Plum DEV APIs
    • DEV Outbound APIs
      • Contacts CSV Formatting
      • Outbound API Parameter Notes
      • Legacy and Miscellaneous Notes
    • SMS API
    • Call Logs API
    • Call Scheduling and Pacing API
    • Transcription API
    • Application API
    • Blocklist API
Powered by GitBook
On this page
  • <rule>
  • Attributes
  • Notes
  • Example
  • Child Tags
  • Parent Tags
  1. VoiceXML
  2. Tags

<rule>

Previous<return>Next<ruleref>

Last updated 1 year ago

<rule>

An SRGS+XML rule definition is contained within a <rule> block.

Attributes

Name
Data type
Description

id

String

This attribute specifies the rulename for the rule.

scope

String

Can be either “public” or “private”.

Notes

For examples and usage information, please refer to the .

Example

<?xml version="1.0"?>
<vxml version="2.0">
  <form>
    <field name="animal">
      <grammar type="application/srgs+xml" root="ROOT" mode="voice">
        <rule id="ROOT">
          <one-of>
            <item>Dog</item>
            <item>Cat</item>
          </one-of>
        </rule>
      </grammar>
      <prompt>
        Say either dog or cat.
      </prompt>
      <filled>
        <prompt>
          You said <value expr="animal"/>. Goodbye.
        </prompt>
        <exit/>
      </filled>
    </field>
  </form>
</vxml>

The output of the above script would be:

Computer: Say either dog or cat. Human: Dog. Computer: You said dog.

Child Tags

Parent Tags

, , , , ,

Speech Recognition Grammar Specification
<example>
<item>
<one-of>
<ruleref>
<tag>
<token>
<grammar>