A java array is allocated with a fixed number of element slots. The "length" attribute will tell you how many. That number is immutable for the ... ... <看更多>

String Array in Java Programming by Example - length field vs. length () method - APPFICIAL. ... <看更多>

In this example, the length property returns three, which is the same as the number of elements in the colors array. The following adds one more element to the ... ... <看更多>

當我們要儲存多個同型態的資料時，我們可以使用陣列（Array）。 ... public static void main(String[] args){ ... <ArrayList>.size(), (int)取得大小. ... <看更多>