--- title: SpeechGrammar slug: Web/API/SpeechGrammar tags: - API - Experimental - Fala - Interface - Referencia - SpeechGrammar - Web Speech API - reconhecimento translation_of: Web/API/SpeechGrammar ---
{{APIRef("Web Speech API")}}{{SeeCompatTable}}
A interface SpeechGrammar
da Web Speech API representa um conjunto de palavras ou padrões de palavras, os quais, nós queremos que o serviço de reconhecimento reconheça.
A gramática é definida usando JSpeech Grammar Format (JSGF.) Outros formatos podem ser suportados no futuro.
SpeechGrammar
.SpeechGrammar
.SpeechGrammar
.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; console.log(speechRecognitionList[0].src); // deveria retornar o mesmo conteúdo da variável grammar console.log(speechRecognitionList[0].weight); // deveria retornar 1 - o mesmo peso definido na linha 4.
Specification | Status | Comment |
---|---|---|
{{SpecName('Web Speech API', '#speechreco-speechgrammar', 'SpeechGrammar')}} | {{Spec2('Web Speech API')}} |
{{Compat("api.SpeechGrammar")}}