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PROGRAM-1 A PROGRAM TO DECLARE AND INTIALISE THE VARIABLES
<HTML> <HEAD> <TITLE>Inlialisation of variables</TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO DECLARE AND INTIALISE THE VARIABLES</U></B> <SCRIPT LANGAUAGE="javascript"> var roll_no=9501,marks=87.4,name1="Shaheen",name2="Parveen"; document.write("<BR>My name is "+name1+" "+name2); document.write("<BR>My Roll No. is "+roll_no); document.write("<BR>My marks %age is "+marks+"%"); </SCRIPT> </FONT> </BODY> </HTML>
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PROGRAM-2 A PROGRAM TO ASSIGN USER VALUE TO A VARIABLE
<HTML> <HEAD> <TITLE></TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO ASSIGN USER VALUE TO A VARIABLE</U></B> <SCRIPT LANGAUAGE="javascript"> var a,name; a=prompt("Enter the value of a",""); name=prompt("Enter the name",""); document.write("<BR>The value assinged to a is "+a); document.write("<BR>The value assinged to Name is "+name); </SCRIPT> </FONT> </BODY> </HTML>
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if entered name is correct
If entered name is incorrect
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PROGRAM-3 A PROGRAM TO SHOW USE OF ALERT AND CONFIRM
<HTML> <HEAD> <TITLE></TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO SHOW USE OF ALERT AND CONFIRM</U></B> <SCRIPT LANGAUAGE="javascript"> var name; name=prompt("Enter your name",""); document.write("<BR>The entered name is "+name); if(confirm("Click OK if your name is correct")) { alert("Correct Name"); } else alert("Incorrect Name"); </SCRIPT> </FONT> </BODY> </HTML>
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if entered number is odd
if entered number is even
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PROGRAM-4 A PROGRAM TO FIND WHETHER THE ENTERED NUMBER IS EVEN OR ODD
<HTML> <HEAD> <TITLE>Even or Odd</TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO FIND WHETHER THE ENTERED NUMBER IS EVEN OR ODD</U></B> <SCRIPT LANGAUAGE="javascript"> var n; n=prompt("Enter the number","") document.write("<BR>The entered number is "+n+"<BR>"); if(n%2==0) document.write(n+" is an even number"); else document.write(n+" is an odd number"); </SCRIPT> </FONT> </BODY> </HTML>
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if entered number is not divisible by 5
if entered number is
divisible by 5
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PROGRAM-5 A PROGRAM TO FIND WHETHER THE ENTERED NUMBER IS DIVISIBLE BY 5 OR NOT
<HTML> <HEAD> <TITLE>Divisible by 5</TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO FIND WHETHER THE ENTERED NUMBER IS DIVISIBLE BY 5 OR NOT</U></B> <SCRIPT LANGAUAGE="javascript"> var n; n=prompt("Enter the number","") document.write("<BR>The entered number is "+n+"<BR>"); if(n%5==0) document.write(n+" is divisible by 5"); else document.write(n+" is not divisible by 5"); </SCRIPT> </FONT> </BODY> </HTML>
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If entered number is prime
If entered number is not prime
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PROGRAM-6 A PROGRAM TO FIND WHETHER THE ENTERED NUMBER IS PRIME OR NOT
<HTML> <HEAD> <TITLE>Prime Number</TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO FIND WHETHER THE ENTERED NUMBER IS PRIME OR NOT</U></B> <SCRIPT LANGAUAGE="javascript"> var n,i,value=1; n=prompt("Enter the number"," ") document.write("<BR>The entered number is "+n+"<BR>"); for(i=2;i<(n/2);i++) { if(n%i==0) value=0; } if(value==0) document.write(n+" is not a prime number"); else document.write(n+" is a prime number"); </SCRIPT> </FONT> </BODY> </HTML>
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PROGRAM-7 A PROGRAM TO DISPLAY THE SUM OF FIRST 10 NUMBERS
<HTML> <HEAD> <TITLE>Sum of first 10 numbers</TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO DISPLAY THE SUM OF FIRST 10 NUMBERS</U></B> <SCRIPT LANGAUAGE="javascript"> var i,sum=0; for(i=1;i<=10;i++) { sum=sum+i; } document.write("<BR>"+sum+" is the sum of first 10 numbers"); </SCRIPT> </FONT> </BODY> </HTML>
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PROGRAM-8 A PROGRAM TO ADD THE NUMBERS BETWEEN THE ENTERED LIMIT
<HTML> <HEAD> <TITLE>Limits Sum</TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO ADD THE NUMBERS BETWEEN THE ENTERED LIMIT</U></B> <SCRIPT LANGAUAGE="javascript"> var UL,LL,sum=0,i,n,m; LL=parseInt(prompt("Enter the Lower Limit","")); UL=parseInt(prompt("Enter the Upper Limit","")); document.write("<BR>The Lower Limit is "+LL+"<BR>"); document.write("The Upper Limit is "+UL+"<BR>"); for(i=LL+1;i<UL;i++) { sum=sum+i; } document.write(" The sum of the numbers between the given limits is "+sum); </SCRIPT> </FONT> </BODY> </HTML>
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PROGRAM-9 A PROGRAM TO DISPLAY THE GRADE OF A STUDENT
<HTML> <HEAD> <TITLE>Grade</TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO DISPLAY THE GRADE OF A STUDENT</U></B> <SCRIPT LANGAUAGE="javascript"> var n; n=prompt("Enter the marks",""); document.write("<BR>The entered marks is "+n+"<BR>"); if(n<=100 && n>=80) document.write("Grade A"); else if(n<=79 && n>=60) document.write("Grade B"); else if(n<=59 && n>=40) document.write("Grade C"); else if(n<=39 && n>=0) document.write("Grade D"); else document.write("Invalid Entry"); </SCRIPT> </FONT> </BODY> </HTML>
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PROGRAM-10 A PROGRAM TO USE SWITCH STATEMENT
<HTML> <HEAD> <TITLE>Switch</TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO USE SWITCH STATEMENT </U></B> <SCRIPT LANGAUAGE="javascript"> var a,b,choice; document.write("<BR>What do u want to perform on the entered numbers?<BR>"); document.write("Enter<BR>'+' for ADDITION<BR>'-' for SUBTRACTION<BR>'X' for MULIPLICATION<BR>'/' for DIVISION<BR>'%' for MODULUS<BR>"); choice=prompt("Enter your Choice",""); alert("Enter two numbers"); a=prompt("Enter the first number",""); b=prompt("Enter the second number",""); document.write("<BR>The entered numbers are:<BR>a = "+a+"<BR>b = "+b+"<BR>"); switch(choice) { case '+': document.write("You Choose to perform ADDITION<BR>a + b = "+(0+a+b)); break; case '-': document.write("You Choose to perform SUBTRACTION <BR> a - b = "+(a-b)); break; case 'X': document.write("You Choose to perform MULTIPLICATION <BR> a X b = "+(a*b)); break; case '/': document.write("You Choose to perform DIVISION <BR> a / b = "+(a/b));
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break; case '%': document.write("You Choose to perform MODULUS <BR> a % b = "+(a%b)); break; default: document.write ("Invalid choice,Try again"); break; } </SCRIPT> </FONT> </BODY> </HTML>
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PROGRAM-11 A PROGRAM TO DISPLAY PRODUCT OF TWO NUMBERS USING FUNCTION
<HTML> <HEAD> <TITLE></TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO DISPLAY PRODUCT OF TWO NUMBERS USING FUNCTION</U></B> <SCRIPT LANGAUAGE="javascript"> function sum() { var p,x,y; x=prompt("Enter the 1st number",""); y=prompt("Enter the 2nd number",""); p=(x*y); document.write("<BR>The product of "+x+" and "+y+" is "+p); } sum(); </SCRIPT> </FONT> </BODY> </HTML>
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PROGRAM-12 A PROGRAM TO DISPLAY THE SQUARE OF A NUMBER USING FUNCTION
<HTML> <HEAD> <TITLE></TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO DISPLAY THE SQUARE OF A NUMBER USING FUNCTION <BR> </U></B> <SCRIPT LANGAUAGE="javascript"> function square(a) { var sq; sq=a*a; return(sq); } var n; n=prompt("Enter the number whose square you want to calculte",""); result=square(n); document.write("Square of "+n+" is "+result); </SCRIPT> </FONT> </BODY> </HTML>
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if the entered number is other than 1 and 0
if the entered number is 1 or 0
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PROGRAM-13 A PROGRAM TO DISPLAY FACTORIAL OF A NUMBER USING RECURSION
<HTML> <HEAD> <TITLE></TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO DISPLAY FACTORIAL OF A NUMBER USING RECURSION<BR></U></B> <SCRIPT LANGAUAGE="javascript"> function factorial(x) { var fac; if(x==0 || x==1) return(1); else fac=x*factorial(x-1); return (fac); } var a,result; a=prompt("Enter the number whose factorial is to be calculated",""); result=factorial(a); document.write("Factorial of "+a+" is "+result); </SCRIPT> </FONT> </BODY> </HTML>
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PROGRAM-14 A PROGRAM TO DISPLAY THE REVERSE OF DIGIT
<HTML> <HEAD> <TITLE>Reverse of digit</TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO DISPLAY THE REVERSE OF DIGIT</U></B> <SCRIPT LANGAUAGE="javascript"> var r,d=0; var n=parseInt(prompt("enter number n")); document.write("<BR>The entered number is "+n); while(parseInt(n)>0) { r=parseInt(n)%10; n=parseInt(n)/10; d=d*10+r; } document.write("<BR>And the reverse of entered number is "+d); </SCRIPT> </FONT> </BODY> </HTML>
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PROGRAM-15 A PROGRAM TO DISPALY THE SUM OF DIGITS OF A NUMBER
<HTML> <HEAD> <TITLE>Sum of digits</TITLE> </HEAD> <BODY> <FONT FACE="comic sans ms" SIZE="5"> <B><U>A PROGRAM TO DISPALY THE SUM OF DIGITS OF A NUMBER </U></B> <SCRIPT LANGAUAGE="javascript"> var r,d=0; var n=parseInt(prompt("enter number n")); document.write("<BR>The entered number is "+n); while(parseInt(n)>0) { r=parseInt(n)%10; n=parseInt(n)/10; d=d+r; } document.write("<BR>The sum of the digits of entered number is "+d); </SCRIPT> </FONT> </BODY> </HTML>
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