Practical task #1

(variables and conditions)

by Pavel_FD2

HTML

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>first task</title>
</head>
<body>
  

<script src="main.js"></script>
</body>
</html>

JavaScript

let q = prompt('Enter your length in cm: '),
    q1 = prompt('Enter your width in cm: '),
   square = q * q1, perimeter = q*2 + q1*2,

   month = prompt('Enter your month number: '),
   m = Number(month),
   randomNumber = prompt('Enter your number: '),
   rN = Number(randomNumber);

/* calculation of area and perimeter */
   if (q === q1) {
     console.log('Oh, man, u got a squad!');
     console.log('Squad square: ' + square + ' cm2\n' + 'Squad perimeter: ' + perimeter + ' cm');
   }
   else {
     console.log('Rectangle square: ' + square + ' cm2\n' + 'Rectangle perimeter: ' + perimeter + ' cm');
   };

/* calculation of the seasons with if/else */
    
    if (m == 1 || m == 2 || m == 12) {
      console.log ('Now is winter!');
    };
    if (m == 3 || m == 4 || m == 5) {
      console.log ('Now is spring!');
    };
    if (m == 6 || m == 7 || m == 8) {
      console.log ('Now is summer!');
    };
    if (m == 9 || m == 10 || m == 11) {
      console.log ('Now is autumn!');
    }; 

  /* calculation of the seasons with switch/case   
    
      switch (m) {
          case 1:
          case 2:
          case 12:
              alert('Now is winter!');
              break;
          case 3:
          case 4:
          case 5:
              alert('Now is spring!');
              break;
          case 6:
          case 7:
          case 8:
              alert('Now is summer!');
              break;
          case 9:
          case 10:
          case 11:
              alert('Now is autumn!');
              break;
        } */



    /* Number check */    
        console.log ('Your number is: ' + rN);
        if (rN % 2 === 0) {
          console.log('1) even');
        } else console.log ('1) odd')
        if (Number.isInteger(rN)) {
          console.log('2) integer');
        } else console.log('2) fractional')
        if (rN >= 0) {
          console.log ('3) positive');
        } else console.log('3) negative');