當需要在陣列的尾端新增一個值，你可以使用 push() 。 array.push('老媽'); console.log(array); // ["小明", "杰倫 ... ... <看更多>

The splice() method allows you to insert new elements into an array while deleting existing elements simultaneously. To do this, you pass at least three ... ... <看更多>

Javascript Array Splice() Method works as following... array.splice(index,howmany). It takes index number of the item to remove, ... ... <看更多>

splice array.splice(start[, deleteCount[, item1[, item2[, ...]]]]) MDN：splice() 方法通过删除或替换现有元素或者原地添加新的元素来修改数组, ... ... <看更多>

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