var productItems = ["a", "b", "c", "d"];
var indexs = [1, 2, 3,];
indexs.sort(function(a, b) { return b - a});
indexs.forEach(function(index) { productItems.splice(index, 1) })
將索引集合按照倒序排列,然後splice從數組尾巴開始刪除,這樣就不會數組的變化就不會影響刪除的實現
var productItems = ["a", "b", "c", "d"];
var indexs = [1, 2, 3,];
indexs.sort(function(a, b) { return b - a});
indexs.forEach(function(index) { productItems.splice(index, 1) })
將索引集合按照倒序排列,然後splice從數組尾巴開始刪除,這樣就不會數組的變化就不會影響刪除的實現
(function(d, s, id) { let js, fjs = d.getElementsByTagName(s)[0]; if (d.getElementById(id)) retur
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