Foreach语法时间:2023-03-09 20:29:25 先看例子: Random rand = new Random(47); float f[] = new float[10]; for(int i = 0; i < 10; i++){ f[i] = rand.nextFloat(); } for(float x: f) { System.out.println(x); } foreach语法: for(float x: f) { System.out.println(x); }