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Chapter-3 Switch-Case(Selection Statement)

Write a program to find smallest between two numbers using switch-case ?

                        <!-- Write a program to find smallest between two numbers using switch-case in javaScript by Avishinestar @ ititest.com -->

<!doctype html>
<html>
<head>
	<script>
		function check(){
			var x,y,txt="";
			x=Number(document.getElementById('one').value);
			y=Number(document.getElementById('two').value);
			switch(x<y){
				case false:
						txt=y;
						break;
				case true: 
						txt=x;
						break;
								
				default:
						txt="KIndly enter a number !!";
			}

			document.getElementById('result').innerHTML=txt;

	}

</script>
</head>
<body>
	<center>
		<h3><u>a program to find smallest between two numbers using switch-case in javaScript</u></h3><br><br>
			<label>Enter first number :-</label><input type="text"id="one">
				<br><br>
			<label>Enter second number :-</label><input type="text"id="two">
				<br><br>
			<button onclick="check()">Check !</button>
				<br><br>
	<h3> Here it is:-<br>
		<b id="result" style="color:red;"> </b>
 	</h3>
</center>
</body>
</html>

Write a program to find largest between two numbers using switch-case ?

                        <!-- Write a program to find maximum between two numbers using switch-case in javaScript by Avishinestar @ ititest.com -->

<!doctype html>
<html>
<head>
	<script>
		function check(){
			var x,y,txt="";
			x=Number(document.getElementById('one').value);
			y=Number(document.getElementById('two').value);
			switch(x>y){
				case false:
						txt=y;
						break;
				case true: 
						txt=x;
						break;
								
				default:
						txt="KIndly enter a number !!";
			}

			document.getElementById('result').innerHTML=txt;

	}

</script>
</head>
<body>
	<center>
		<h3><u>a program to find maximum between two numbers using switch-case in javaScript</u></h3><br><br>
			<label>Enter first number :-</label><input type="text"id="one">
				<br><br>
			<label>Enter second number :-</label><input type="text"id="two">
				<br><br>
			<button onclick="check()">Check !</button>
				<br><br>
	<h3> Here it is:-<br>
		<b id="result" style="color:red;"> </b>
 	</h3>
</center>
</body>
</html>

Write a program to check whether number is EVEN or ODD using switch-case ?

                        <!-- Write a  program to check whether number is EVEN or ODD using switch-case in javaScript by Avishinestar @ ititest.com -->

<!doctype html>
<html>
<head>
	<script>
		function check(){
			var x,y,txt="";
			x=(document.getElementById('one').value);
			y=x%2;
			switch(y){
				case 0:
						txt="Even";
						break;
				case 1: 
						txt="Odd";
						break;
								
				default:
						txt="KIndly enter a number !!";
			}

			document.getElementById('result').innerHTML=txt;

	}

</script>
</head>
<body>
	<center>
		<h3><u>C program to check whether number is EVEN or ODD using switch-case in javaScript</u></h3><br><br>
			<label>Enter a number :-</label><input type="text"id="one">
				<br><br>
				  <button onclick="check()">Check !</button>
				<br><br>
	<h3> Here it is:-<br>
		<b id="result" style="color:red;"> </b>
 	</h3>
</center>
</body>
</html>

Write a program to check an alphabate is consonant or vowel using switch-case ?

                        <!-- Write a program to check an alphabate is consonant or vowel using switch-case in javaScript by Avishinestar @ ititest.com -->

<!doctype html>
<html>
<head>
	<script>
		function check(){
			var gender,txt="";
			gender=(document.getElementById('one').value);
			switch(gender){
				case 'A':
						txt="Vowel";
						break;
				case 'E': 
						txt="Vowel";
						break;
				case 'I':
						txt="Vowel";
						break;
				case 'O':
						txt="Vowel";
						break;
				case 'U':
						txt="Vowel";
						break;
				case 'a':
						txt="Vowel";
						break;
				case 'e':
						txt="Vowel";
						break;
				case 'i':
						txt="Vowel";
						break;
				case 'O':
						txt="Vowel";
						break;
				case 'u':
						txt="Vowel";
						break;
				
				default:
						txt="Consonant";
			}

			document.getElementById('result').innerHTML=txt;

	}

</script>
</head>
<body>
	<center>
		<h3><u>a program to check an alphabate is consonant or vowel using switch-case in javaScript</u></h3><br><br>
			<label>Enter only an alphabate :-</label><input type="text"id="one"maxlength="1" size="1">
				<br><br>
				  <button onclick="check()">Check !</button>
				<br><br>
	<h3> Here it is:-<br>
		<b id="result" style="color:red;"> </b>
 	</h3>
</center>
</body>
</html>

Write program to read gender (M/F) and print corresponding gender using switch-case ?

                        <!-- Write program to read gender (M/F) and print corresponding gender using switch-case in javaScript by Avishinestar @ ititest.com -->

<!doctype html>
<html>
<head>
	<script>
		function check(){
			var gender,txt="";
			gender=(document.getElementById('one').value);
			switch(gender){
				case 'M':
						txt="Male";
						break;
				case 'F': 
						txt="Female";
						break;
				case 'm':
						txt="Male";
						break;
				case 'f':
						txt="Female";
						break;
				default:
						txt="Invalid input! Please enter gender choice between M or F";
			}

			document.getElementById('result').innerHTML=txt;

	}

</script>
</head>
<body>
	<center>
		<h3><u>a program to read gender (M/F) and print corresponding gender using switch-case in javaScript</u></h3><br><br>
			<label>Enter choice as 'M' or 'F' :-</label><input type="text"id="one">
				<br><br>
				  <button onclick="check()">Check !</button>
				<br><br>
	<h3> Here it  is:-<br>
		<b id="result" style="color:red;"> </b>
 	</h3>
</center>
</body>
</html>

Write a program to print today's day using switch- case ?

                        <!-- Write a program to print today's day using switch in javaScript by Avishinestar @ ititest.com -->
<!DOCTYPE html>
<html>
<body>

<p id="demo" style="color:red;"></p>

<script>
var day;
switch (new Date().getDay()) {
  case 0:
    day = "Sunday";
    break;
  case 1:
    day = "Monday";
    break;
  case 2:
    day = "Tuesday";
    break;
  case 3:
    day = "Wednesday";
    break;
  case 4:
    day = "Thursday";
    break;
  case 5:
    day = "Friday";
    break;
  case  6:
    day = "Saturday";
}
document.getElementById("demo").innerHTML = "Today is " + day;
</script>

</body>
</html>

Write a program to read weekday number and print weekday name using switch-case ?

                        <!-- Write a program to read weekday number and print weekday name using switch in javaScript by Avishinestar @ ititest.com -->

<!doctype html>
<html>
<head>
	<script>
		function check(){
			var weekday,txt="";
			weekday=Number(document.getElementById('one').value);
			switch(weekday){
				case 1:
						txt="Monday";
						break;
				case 2: 
						txt="Tuesday";
						break;
				case 3:
						txt="Wensday";
						break;
				case 4:
						txt="Thursday";
						break;
				case 5:
						txt="Friday";
						break;
				case 6:
						txt="Saturday";
						break;
				case 7:
						txt="Sunday";
						break;
				default:
						txt="Invalid input! Please enter week number between 1-7.";

			}
		document.getElementById('result').innerHTML=txt;
}
</script>
</head>
<body>
	<center>
		<h3><u>a program to read weekday number and print weekday name using switch in javaScript</u></h3><br><br>
			<label>Enter week day number 1-7 :-</label><input type="number"id="one">
				<br><br>
				  <button onclick="check()">Check !</button>
				<br><br>
	<h3> Here it  is:-<br>
		<b id="result" style="color:red;"> </b>
 	</h3>
</center>
</body>
</html>

Write a program to print number of days using switch-case ?

                        <!-- Write a program to  print number of days using switch-case in javaScript by Avishinestar @ ititest.com -->

<!doctype html>
<html>
<head>
	<script>
		function check(){
			var month,txt="";
			month=Number(document.getElementById('one').value);
			switch(month){
				case 1:
						txt="31 days";
						break;
				case 2: 
						txt="28/29 days";
						break;
				case 3:
						txt="31 days";
						break;
				case 4:
						txt="30 days";
						break;
				case 5:
						txt="31 days";
						break;
				case 6:
						txt="30 days";
						break;
				case 7:
						txt="31 days";
						break;
				case 8:
						txt="31 days";
						break;
				case 9:
						txt="30 days";
						break;
				case 10:
						txt="31 days";
						break;
				case 11:
						txt="30 days";
						break;
				case 12:
						txt="31 days";
						break;
				default:
						txt="Invalid input! Please enter month number between 1-12";
			}

			document.getElementById('result').innerHTML=txt;

	}

</script>
</head>
<body>
	<center>
		<h3><u>a program to  print number of days using switch-case in javaScript</u></h3><br><br>
			<label>Enter week day number 1-12 :-</label><input type="number"id="one">
				<br><br>
				  <button onclick="check()">Check !</button>
				<br><br>
	<h3> Here it  is:-<br>
		<b id="result" style="color:red;"> </b>
 	</h3>
</center>
</body>
</html>

Write a program for basic calculator using switch-case ?

                        <!-- Write a program for calculator switch-case in javaScript by Avishinestar @ ititest.com -->

<!doctype html>
<html>
<head>
	<script>
		function check(){
			var x,y,z,op,txt="";
			x=Number(document.getElementById('one').value);
			y=Number(document.getElementById('two').value);
			op=(document.getElementById('three').value);
			switch(op){
				case '+':
						z=x+y;
						break;
				case '-': 
						z=x-y;
						break;
				case '*':
						z=x*y;
						break;
				case '/':
						z=x/y;
						break;
				case '%':
						z=x%y;
						break;
				case 'x^y':
						z=Math.pow(x,y);
						break;
				case '1/x' :
						z=1/x;
						break;				
				
			}

			document.getElementById('result').innerHTML=z;

	}

</script>
</head>
<body>
	<center>
		<h3><u>a program for calculator  using switch-case in javaScript</u></h3><br><br>
			<label>Enter first number :-</label><input type="text"id="one">
				<br><br>
			<label>Enter second number :-</label><input type="text"id="two">
				<br><br>	
			<label>Enter second number :-</label>
			<select id="three" style="font-size: 20px; color: blue;">
				<option> + </option>
				<option> - </option>
				<option> * </option>
				<option> / </option>
				<option> % </option>
				<option> x<superscript>^</superscript>y </option>
				<option> 1/x </option>
				</select>		
				<br><br>	
				  <button onclick="check()">Check !</button>
				<br><br>

	<h3> 
		<b id="result" style="color:red;"> </b>
 	</h3>
</center>
</body>
</html>