sqrroot.java

180个针对Java初学者的简单实例,包含了180個適合與初學者的源碼實例

//For语句循环示例
class sqrRoot {
  public static void main(String args[]) {
    double num, sqroot, rerror; 
    for(num = 1.0; num < 10.0; num++) { 
      sqroot = Math.sqrt(num);
      System.out.println("Square root of " + num + " is " + sqroot);
      rerror = num - (sqroot * sqroot);
      System.out.println("Rounding error is " + rerror);
      System.out.println();
    } 
  }
}