CSCE221-Assignment 4 Solved

Description

In this assignment, we begin to use the searching language Regex to search for strings or keywords withing a data set. Regex is a very powerful and useful language to know. In this assignment I have written the correct Regex expressions to find the keys inside a string that was assigned to us.

3)

1. What is stored in ”matches”?

 

1. What does \d ”mean?

 

1. What does ”\d ”mean?

 

Problem 1 a) What does ”\s\S”mean?

 

1. What is stored inside matches[0]?

 

1. Why is matches[1] different?

 

1. Modify the Regex code

 

Problem 2

1. a) Write a program using regex that will go through the text file and print out the file name of every hyperlinked powerpoint