eventPhase event attribute

DOM Events Event Object

Definition and Usage

The eventPhase event attribute returns a number indicating which phase of the event flow is currently being evaluated.

This number is represented by 4 constants:

  • 0. NONE
  • 1. CAPTURING_PHASE - The event flow is in the capturing phase
  • 2. AT_TARGET - The event flow is in the target phase
  • 3. BUBBLING_PHASE - The event flow is in the bubbling phase

浏览器支持

表中的数字注明了完全支持该属性的首个浏览器版本。

属性 Chrome IE Firefox Safari Opera
eventPhase Supported 9.0 Supported 2.0 8.0

Syntax

event.eventPhase

Technical Details

Return Value:

Numeric values representing which phase of the event flow is currently being evaluated.

Possible Values:

  1. NONE
  2. CAPTURING_PHASE - The event flow is in the capturing phase
  3. AT_TARGET - The event flow is in the target phase
  4. BUBBLING_PHASE - The event flow is in the bubbling phase
DOM Version: DOM Level 2 Events
DOM Events Event Object