如何根据您使用javascript单击的项目从数组中删除特定项目

I want to be able to click on a list item(which is made from the items of the array) and remove it permanently from the array. I am able to remove it when clicked using remove(), but when I add another item to the array the item shows back, plus the new item i just added.I want to be able to click on a list item(which