Usage examples of trigger() method in jQuery_jquery

The example in this article describes the usage of the trigger() method in jQuery. Share it with everyone for your reference. The specific analysis is as follows:

This method triggers an event of the specified type for the matching element.

Grammar structure 1:
Specifies the event type that is triggered by the matching element.

Copy code The code is as follows:

$(selector).trigger(event,param1,param2,.. .)

Parameter list:

参数	描述
event	规定指定元素要触发的事件。 可以是自定义事件（使用 bind() 函数来附加），或者任何标准事件。
param	可选。传递到事件处理程序的额外参数。 额外的参数对自定义事件特别有用。

Example code:

Copy code The code is as follows:

Click activation event

When the button button is clicked, the click event on the div can be triggered, and then the click event processing function can be executed.

Grammar structure 2:

Use the event object as a parameter to specify the event type to be triggered for the matching element.

Copy code The code is as follows:

$(selector).trigger(eventObj)

Parameter list:

参数	描述
eventObj	事件对象规定了事件发生时运行的函数。

Example code:

Copy code The code is as follows:

Click activation event

I hope this article will be helpful to everyone’s jQuery programming.