蕭逸杰 Java.Css.JavaScript

public class Main {/*蕭逸杰2022.12.26得名財經一甲*/ public static void main(String[] args) { String a = "狗吃大便,貓抓鼠,猴子愛作怪"; String b = ""; /*字串b初始值是空的*/ int c = a.length(); /*方法 length() 得到字串長度*/ System.out.println("原來字串: " + a); System.out.println("字串長度: " + c); for (int i = 0; i

public class Main { //蕭逸杰recursion遞迴函數 public static void main(String[] args) { int x = 11; //Java城市必須以main起始 for (int i = 0; i 0) { return k + sum(k - 1);} else {return 0;}} //函數sum呼叫自己,稱遞迴 public static int f(int k){ if (k > 0) { return k * f(k - 1);} else { return 1; } } // 0!=1, 7!=7*6!,..... }

蕭逸杰利用專業的整合開發環境R Studio 常用的IDE整合開發環境有： Microsoft發展的Visual Studio Code R Sudio Atom Eclipse IntelliJ JCreator 蕭逸杰整理IDE使用率排行stckoverflow Visual Studio Code74.48% Visual Studio32.15% IntelliJ 27.97% Notepad++ 27.71% Vim 23.34% Android Studio 19.8% PyCharm 17.24% Sublime Text 16.59% Eclipse 12.57% IPython/Jupyter 11.61% Xcode 10.53% Atom 9.35% 表單輸入數字與呼叫JavaScript 輸入數字 輸入名字 輸出結果 蕭逸杰RStudio編輯表單input button text number輸出innerHTML VS Code編輯HTML/CSS/JavaScript