KeyboardEvent.isComposing

KeyboardEvent.isComposing 只读属性,返回一个 Boolean 值,表示该事件是否在 compositionstart (en-US) 之后和 compositionend (en-US) 之前被触发。

语法

var bool = event.isComposing;

示例

var kbdEvent = new KeyboardEvent("syntheticKey", false);
console.log(kbdEvent.isComposing); // return false

规范

Specification
UI Events
# dom-keyboardevent-iscomposing

浏览器兼容性

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参考