SpeechGrammar: SpeechGrammar() constructor

Non-standard: This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The SpeechGrammar() constructor of the SpeechGrammar interface creates a new SpeechGrammar object instance.

Syntax

js
new SpeechGrammar()

Parameters

None.

Examples

js
const 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 ;";
const recognition = new SpeechRecognition();
const speechRecognitionList = new SpeechGrammarList();
speechRecognitionList.addFromString(grammar, 1);
recognition.grammars = speechRecognitionList;

const 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

This API has no official W3C or WHATWG specification.

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
SpeechGrammar() constructor
ExperimentalNon-standard

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support
No support
No support
Experimental. Expect behavior to change in the future.
Non-standard. Check cross-browser support before using.
See implementation notes.
User must explicitly enable this feature.
Requires a vendor prefix or different name for use.

See also