小编Meh*_*rov的帖子

public static void main(String[] args) {
    Integer f = null;
    try {
        f = Integer.valueOf("12.3"); 
        String s = f.toString(); 
        int i = Integer.parseInt(s);
        System.out.println("i = " + i);
    } catch (Exception e) {
        System.out.println("trouble : " + f + e);
    } 
}