如何在javascript中存储由ajax查询从JSON中提取数据的对象数组?

I was able to successfully retrieve my JSON objects using the code below. When I log the variable "value2", I can see the values in my console. However I am unable to populate my "arraytest" with value2. When I print the value of arraytest in the console after the function runs, the array is empty.I was able to successfully retrieve my JSON obj