js onclick event parameter passing explanation_javascript skills

1. There are two ways to pass parameters to methods on the page

First: onclick=cancel(id, patientId);

Define cancel method in js file

If you want to pass the current object, use onclick="cancel(this,id,patientId)"

cancel (obj, id, patientId) in js

Second: Use jquery$(function(){

in js

var patientId=$("a").attr("patientId");

}), in the page

2. onclick event