Question

3. Define the regular expression for: (5 points) A valid URL Solution: (5 points) A valid email address Solution: a. b.

Answer 1

Dear Student ,

As per the requirement submitted above , kindly find the below solution.

Regular Expression for valid URL :

http(s)?://([\w-]+\.)+[\w-]+(/[\w- ./?%&=]*)?

Regular Expression for valid email address :

/^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([com\co\.\in])+$/;

or

\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*

Explanation :

• This expression says enter valid letter from a-z , A-Z and 0 t0 9 before @.
• After @ enter domain name that contains a-z , A-Z and 0 to 9.
• Followed with com or ,co or .in.
• Example : [email protected]

NOTE : PLEASE FEEL FREE TO PROVIDE FEEDBACK ABOUT THE SOLUTION.