Two good ways to obtain event sources in javascript event functions_javascript skills

In JavaScript event response, in many cases we need to obtain the event source object to change its properties, such as changing the src attribute of img. There are two ways to obtain the event source in the event response function:

The first way:

Directly pass it in as a parameter. For example,

Copy code The code is as follows:

text

Second:

Use the hidden event object directly. The event object has a srcElement attribute, which can be accessed directly

Copy code The code is as follows:

< ;div id="myid" onclick="show();">text