The VoiceXML Handbook: Understanding and Building the Phone-Enabled Web


TABLE OF CONTENTS 
Exact or partial match.
Tags
Values
| Value | Description |
|---|---|
| "approximate" | Allow partial match. |
| "exact" | Require complete match. |
Compatibility
VoiceXML 1.0 No, 2.0 Yes.
Description
When set to "approximate", specifies that part of a phrase may be matched.
When set to "exact", specifies that an entire phrase must be matched. This is used when two choices have sub-phrases in common, as in "business news" and "sports news", where "news" would be an ambiguous approximate match.
Age of TTS voice.
Tags
Compatibility
VoiceXML 1.0 No, 2.0 Yes.
Description
Requests that the synthesized voice should sound like a person of the given age in years. It should be set to an integer value, for example age="50" or age="3".
VoiceXML browsers are not obligated to fully implement all speech markup attributes, however, a compliant browser must silently ignore any it does not support, and should make its best efforts to map any unimplemented mark-up to something similar that is supported.
Phonetic alphabet.
Tags
Compatibility
VoiceXML 1.0 No, 2.0 Yes.
Description
Specifies the name of the phonetic alphabet to use. May be set to "ipa", "worldbet", "xsampa" or another alphabet which is supported by the browser.
Root document.
Tags
Compatibility
VoiceXML 1.0 Yes, 2.0 Yes.
Description
Specifes the URL of the root document, which is a second VoiceXML page which is loaded in parallel with the page containing the current dialog. The root document is used to hold variables, links and dialogs which remain loaded even when the current page is swapped...
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