Variable Type Demo

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/* * This is a demo program about varibale types * that we did via MS Teams on March 9, 2020 * * by: C. Rilett */ class Main { public static void main(String[] args) { //when declaring a variable, give the type then the identifier. int ageInt = 16; //whole number double ageDouble = 16; //decimal String ageString = "16"; //strings must be inside quotes String strVar = "This is a string variable" /* ----------------------------- * * * * * this is a multiline * * comment * * * -----------------------------*/ System.out.println(ageInt+2+2); System.out.println(ageDouble+4+4); System.out.println(ageString+(6+4)); System.out.println("This is a string literal"); //string literal System.out.println(strVar); //string variable } /* * This method will calculate the area of a * square using two sides. */ public static calculateArea(){ } }
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