This is an experimental technologyCheck the Browser compatibility table carefully before using this in production.
The SpeechGrammar
constructor of the SpeechGrammar
interface creates a new SpeechGrammar
object instance.
Syntax
var mySpeechGrammar = new SpeechGrammar();
Parameters
None.
Examples
var grammar = '#JSGF V1.0; grammar colors; public <color> = aqua | azure | beige | bisque | black | blue | brown | chocolate | coral | crimson | cyan | fuchsia | ghostwhite | gold | goldenrod | gray | green | indigo | ivory | khaki | lavender | lime | linen | magenta | maroon | moccasin | navy | olive | orange | orchid | peru | pink | plum | purple | red | salmon | sienna | silver | snow | tan | teal | thistle | tomato | turquoise | violet | white | yellow ;'
var recognition = new SpeechRecognition();
var speechRecognitionList = new SpeechGrammarList();
speechRecognitionList.addFromString(grammar, 1);
recognition.grammars = speechRecognitionList;
var newGrammar = new SpeechGrammar();
newGrammar.src = '#JSGF V1.0; grammar names; public <name> = chris | kirsty | mike;'
speechRecognitionList[1] = newGrammar; // should add the new SpeechGrammar object to the list
Specifications
Specification | Status | Comment |
Web Speech APIThe definition of 'SpeechGrammar()' in that specification. | Draft |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Chrome Full support 25 Full support 25 Prefixed' Implemented with the vendor prefix: webkit |
Edge Full support 79 Full support 79 Prefixed' Implemented with the vendor prefix: webkit |
Firefox Full support 44 Full support 44 Notes' Note that currently only the speech synthesis part is available in Firefox Desktop - the speech recognition part will be available soon, once the required internal permissions are sorted out.
Disabled' From version 44: this feature is behind the |
IE
No support No |
Opera
Full support 27 |
Safari
No support No |
WebView Android
No support No |
Chrome Android Full support 64 Full support 64 Prefixed' Implemented with the vendor prefix: webkit |
Firefox Android
No support No |
Opera Android
No support No |
Safari iOS
No support No |
Samsung Internet Android Full support 9.0 Full support 9.0 Prefixed' Implemented with the vendor prefix: webkit |
Legend
- Full support
- Full support
- No support
- No support
- Experimental. Expect behavior to change in the future.'
- Experimental. Expect behavior to change in the future.
- See implementation notes.'
- See implementation notes.
- User must explicitly enable this feature.'
- User must explicitly enable this feature.
- Requires a vendor prefix or different name for use.'
- Requires a vendor prefix or different name for use.
See also
SpeechGrammar.SpeechGrammar() by Mozilla Contributors is licensed under CC-BY-SA 2.5.