developer_guide:voicexml_references:elements:error

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developer_guide:voicexml_references:elements:error [2015/10/27 12:29] (current)
borja created
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 +====== < error > ======
  
 +===== Description =====
 +
 +The < error > element catches an error event.  This is a shorthand notation for <catch event="error"> that catches all events of type error.
 +
 +===== Syntax =====
 +
 +<code>
 +<error
 +count="Integer"
 +cond="ECMAScript_Expression">
 +child elements
 +</error>
 +</code>
 +
 +===== Attributes =====
 +
 +|count|This attribute defines the event count, as in < catch > element.  This attribute is optional.|
 +|cond|The cond attribute is a Boolean condition to test to see if the event is caught by the <error> This attribute is optional.|
 +
 +
 +===== Anonymous Variables =====
 +Two anonymous variables are available within the scope of the < catch > element:
 +* _event – the event contains the name of the event that was thrown.
 +* _message – the message contains the message string from the corresponding < throw > element, or a platform-defined value for events raised by the platform.
 +
 +===== Parents =====
 +
 +<code>
 +<field>, <form>, <initial>, <menu>, <object>, <record>, <subdialog>, <transfer>, <vxml>
 +</code>
 +
 +===== Children =====
 +
 +<code>
 +<assign>, <audio>, <clear>, <disconnect>, <enumerate>, <exit>, <goto>, <if>, <prompt>, <reprompt>, <return>, <script>, <submit>, <throw>, <value>, <var>
 +</code>
 +
 +===== Extensions =====
 +
 +<code>
 +None.
 +</code>
 +
 +===== Limitations/Restrictions =====
 +
 +<code>
 +None.
 +</code>
 +
 +===== Example Code =====
 +
 +<code>
 +<?xml version="1.0"?>
 +<vxml version="2.0" xmlns="http://www.w3.org/2001/vxml">
 + <error>
 +  <prompt>An error has occurred.</prompt>
 +  <exit/>
 + </error>
 + <form>
 +  <block>
 +   <audio expr="directory+'badaudio.wav'"/>
 +  </block>
 + </form>
 +</vxml>
 +</code>
  • developer_guide/voicexml_references/elements/error.txt
  • Last modified: 2015/10/27 12:29
  • by borja