Array.prototype.push(). 當需要在陣列的尾端新增一個值，你可以使用 push() 。 array.push(' ... ... <看更多>

30 Answers · 1) The push() method adds one or more elements to the end of an array and returns the new length of the array. · 2) The unshift() method adds one or ... ... <看更多>

The push() method allows you to add one or more elements to the end of the array. The push() method returns the value of the length property that specifies the ... ... <看更多>

... <看更多>