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Mastering Regular Expressions in Java

Quickly familiarize yourself with regular expressions in Java and learn how to use them in various use-cases related to string manipulation.

Beginner

13 Lessons

1h 20min

Certificate of Completion

Quickly familiarize yourself with regular expressions in Java and learn how to use them in various use-cases related to string manipulation.

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This course includes

26 Playgrounds

Course Overview

What You'll Learn

Course Content

Course Overview

Regular expressions describe a pattern of characters used for searching a string. They are very useful for parsing information like dates, phone numbers, or zip codes from important text files such as code files, log files, spreadsheets, or documents. Below are the most common use cases of regular expressions: - Data validation of data fields or values like phone numbers, zip codes, email addresses, etc. - Information extraction from text files for further processing - Pattern matching of strings or text...Show More

Regular expressions describe a pattern of characters used for searching a string. They are very useful for parsing information l...Show More

TAKEAWAY SKILLS

Strings

Object Oriented Programming

What You'll Learn

Introduction to regular expressions

Using regular expression APIs from java.util.regex package

Different types of characters, and whitespaces

Character classes, meta-characters and qualifiers

Character ranges and character repetitions

Using Pattern, Group and Matcher classes

Creating regular expression patterns using flags

Making regular expressions more accurate using modifiers

How to match single, multiple and range of characters using optional characters and wildcards

Performing search and replace operation on strings using regular expressions

Analyzing text files with regular expressions

Using named groups in regular expressions

Introduction to regular expressions

Course Content

Introduction

2 Lessons

Course Overview

Introduction to Regular Expressions

Java Regex APIs

2 Lessons

Regular Expression APIs in Java

Replacement Methods of Matcher Class

Building Blocks of Regular Expressions

4 Lessons

Characters Types and Meta-Characters

Pattern Matching Using Character Classes

Pattern Matching Using Quantifiers

Regular Expressions with String Methods

Course Wrap Up

5 Lessons

Summary

Quiz

Regular Expression Tester

Exercise

Conclusion

Course Author

Tarun Telang

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