ng-repeat指令会遍历programs集合，然后给集合中的每一个元素都生成一个模板实例，集合programs中的每个元素都会被赋予自己的作用域和模板，同时每个每个模板实例的作用域都会暴露出一些属性。 你可以利用其中的$indexProperties to accomplish what you want.
I have an example here. You can take a look at it, determine which one of the instructions you want to add, and then write your code. demo
You may have to go through a firewall to view the code. If you can’t browse it, I can take a screenshot for you.
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
ng-repeat指令会遍历programs集合，然后给集合中的每一个元素都生成一个模板实例，集合programs中的每个元素都会被赋予自己的作用域和模板，同时每个每个模板实例的作用域都会暴露出一些属性。你可以利用其中的
$indexProperties to accomplish what you want.I have an example here. You can take a look at it, determine which one of the instructions you want to add, and then write your code. demo
You may have to go through a firewall to view the code. If you can’t browse it, I can take a screenshot for you.
Use ng-if directive.