Problem 1. Extract Emails Write a program to extract all email addresses from given text. The text comes at the first input line. Print the emails in the output, each at a separate line. Emails are ...

The first half of this tutorial introduced you to regular expressions and the Regex API. You learned about the Pattern class, then worked through examples demonstrating regex constructs, from basic ...

Reference: https://stackoverflow.com/questions/6664151/difference-between-b-and-b-in-regex Reference: https://stackoverflow.com/questions/4250062/what-is-the ...

Java’s character and assorted string classes offer low-level support for pattern matching, but that support typically leads to complex code. For simpler and more efficient coding, Java offers the ...

Regular expression or Regex is an API which is used for pattern matching and it basically defines a search pattern of input. We can also search, edit or manipulate text or data from regular expression ...