Vowel position and reversing number in JavaScript

15CSL77
WEB TECHNOLOGY LABORATORY WITH MINI PROJECT

Program

Develop and demonstrate a HTML5 file that includes JavaScript script that uses functions for the following problems:

Parameter: A string
Output: The position in the string of the left-most vowel
Parameter: A number
Output: The number with its digits in the reverse order

Viva Question

str.toUpperCase ():- Used to convert all character in the string(str) into Upper Case.
prompt():- Used to open input window in JavaScript.
str.length:- Used to calculate length of string(str).
isNaN(str):- is Not a Number (is used to check given string is number or Alphabet)
str.charAt(i):- Is us to find character at position i in string(str).
parseInt(str):- used to parse string into integer.

Vowel position and reversing number in JavaScript code

<html>
<body>
<script >
var str = prompt("Enter the Input","");

if(isNaN(str))
{
str = str.toUpperCase();
for(var i = 0; i < str.length; i++) {
var chr = str.charAt(i);
if(chr == 'A' || chr == 'E' || chr == 'I' || chr == 'O' || chr == 'U')break;
}
if( i < str.length )
alert("The position of the left most vowel is "+(i+1));
else
alert("No vowel found in the entered string");
}

else
{
var num,rev=0,remainder;
num = parseInt(str);
while(num!=0) {
remainder = num%10;
num = parseInt(num/10);
rev = rev * 10 + remainder;
}
alert("Reverse of "+str+" is "+rev);
}
</script>
</body>
</html>

Output

Vowel position and reversing number in JavaScript video tutorial

Vowel position and reversing number in JavaScript

Vowel position and reversing number in JavaScript

15CSL77
WEB TECHNOLOGY LABORATORY WITH MINI PROJECT

Program

Viva Question

Vowel position and reversing number in JavaScript code

Output

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Vowel position and reversing number in JavaScript

Vowel position and reversing number in JavaScript

15CSL77WEB TECHNOLOGY LABORATORY WITH MINI PROJECT

Program

Viva Question

Vowel position and reversing number in JavaScript code

Output

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No comments:

Categories

Popular Posts

Tags

15CSL77
WEB TECHNOLOGY LABORATORY WITH MINI PROJECT