Do you want to get the Interactive Grid column value using JavaScript in Oracle Apex? If yes, then please check the below example:

Get IG Column Value Using JavaScript in Oracle Apex

In the following example, it will get the Interactive Grid column (EMPLOYEE_NAME) value for the currently selected row. Below are the steps:

1. Create a dynamic action on the interactive grid and select the event Selection Change [Interactive Grid].
2. Then create a True action to execute JavaScript code and add the below code in it:

var v_empName;
v_empName = this.data.model.getValue(this.data.selectedRecords[0], "EMPLOYEE_NAME");
apex.message.alert(v_empName);

Related Tutorials:

1. Oracle Apex - Get Item Value Using JavaScript
2. How to get the value of a particular column of the current row in IG?

Reference:

1. Oracle Apex IG Data Model
2. Oracle Apex - Get Interactive Grid Column Values