SpeechGrammar.SpeechGrammar()

实验性: 这是一项实验性技术
在将其用于生产之前，请仔细检查浏览器兼容性表格。

SpeechGrammar 是 SpeechGrammar 接口的构造函数，创建一个新的 SpeechGrammar 对象实例。

语法

var mySpeechGrammar = new SpeechGrammar();

Parameters

无。

样例

js
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; // 将 SpeechGrammar 对象添加到列表中

规格

此 API 没有官方的 W3C 或 WHATWG 规范。

浏览器兼容性

BCD tables only load in the browser

相关链接