FantasyNJ
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FantasyNJ
```javascript document.addEventListener('click', function (e) { console.log(e.target); /** * 捕获阶段调用调用事件处理程序，eventPhase是 1; * 处于目标，eventPhase是2 * 冒泡阶段调用事件处理程序，eventPhase是 1； */ console.log(e.eventPhase); }); ``` 冒泡阶段调用事件处理程序，eventPhase应该是 3