IFSC 3300

Regular Expression Study Exercises

1. Give JS code illustrating the use of the construct

[abc]

and provide the result it outputs with a clear explanation.

2. Give JS code illustrating the use of the construct

[0-9]

and provide the result it outputs with a clear explanation.

3. Give JS code illustrating the use of the construct

(x|y)

and provide the result it outputs with a clear explanation.

4. Give JS code illustrating the use of the construct

n+

and provide the result it outputs with a clear explanation.

5. Give JS code illustrating the use of the construct

n*

and provide the result it outputs with a clear explanation.

6. Give JS code illustrating the use of the construct

n?

and provide the result it outputs with a clear explanation.

7. Give JS code illustrating the use of the construct

n{5}

and provide the result it outputs with a clear explanation.