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A look at using Regular Expressions (RegEx)

John Savill's Technical Training

318K subscribers

9.1K views 2 years ago #azure #johnsavillstechnicaltraining #cloud

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A look at using Regular Expressions (RegEx)

296Likes

9,165Views

2022Jun 7

In this video I wanted to explore RegEx as it's so powerful and can really change a lot of the different things we need to do. 🔎 Looking for content on a particular topic? Search the channel. If I have something it will be there! ▬▬▬▬▬▬ C H A P T E R S ⏰ ▬▬▬▬▬▬ 0:00 - Introduction 1:58 - Basic letter matching 3:10 - Using . for any character 4:35 - Using character group [ ] 6:00 - Using groups ( ) and or | 7:50 - Not in the group ^ 8:59 - Character ranges 13:10 - Start and end anchors ^ $ 14:55 - Word checking \b 17:33 - One or more with + 20:00 - Zero or more with * 21:30 - Zero or one with ? 22:30 - Quantifiers { } 24:40 - Digit with \d and quantifiers 27:50 - Replacing parts of a string and group extraction 31:36 - Email validate checking 35:20 - Capturing and named capture 38:00 - Working with special characters 39:55 - Removing whitespace and forcing laziness 44:08 - Forcing lazy 48:00 - Possessive and atomic groups 50:05 - Lookahead and lookbehind 57:44 - Cheat sheet 59:05 - Example RegEx I use to scrap a document 1:01:05 - RegEx debug web tools 1:03:55 - Close ▬▬▬▬▬▬ K E Y L I N K S 🔗 ▬▬▬▬▬▬ ► My demo file: 🔗 https://github.com/johnthebrit/Random... ► Useful tools: 🔗 https://regexr.com/ 🔗 https://Debuggex.com ► RegEx Cheat Sheet: 🔗 https://developer.mozilla.org/en-US/d... ▬▬▬▬▬▬ Want to learn more? 🚀 ▬▬▬▬▬▬ 📖 Recommended Learning Path for Azure 🔗 https://learn.onboardtoazure.com 🥇 Certification Content Repository 🔗 https://github.com/johnthebrit/Certif... 📅 Weekly Azure Update 🔗 • Azure Infrastructure Updates ☁ Azure Master Class 🔗 • Microsoft Azure Master Class v2 (bein... ⚙ DevOps Master Class 🔗 • DevOps Master Class 💻 PowerShell Master Class 🔗 • PowerShell Master Class 🎓 Certification Cram Videos 🔗 • Microsoft Certification Exam Prep Videos 🧠 Mentoring Content 🔗 • Virtual Mentoring ❔ Question about my setup? 🔗 • My Setup 👕 Cure Childhood Cancer Charity T-Shirt Channel Store 🔗 https://johns-t-shirts-store.creator-... SUBSCRIBE ✅ / @ntfaqguy #microsoft #azure #johnsavillstechnicaltraining #doyouevenazure #onboardtoazure #cloud

Introduction

0:00

Basic letter matching

1:58

Using . for any character

3:10

Using character group [ ]

4:35

Transcript

Follow along using the transcript.

John Savill's Technical Training

318K subscribers

A look at using Regular Expressions (RegEx)

Chapters View all

Introduction

Introduction

Introduction

Basic letter matching

Basic letter matching

Basic letter matching

Using . for any character

Using . for any character

Using . for any character

Using character group [ ]

Using character group [ ]

Using character group [ ]

Using groups ( ) and or

Using groups ( ) and or

Using groups ( ) and or

Not in the group

Not in the group

Not in the group

Character ranges

Character ranges

Character ranges

Start and end anchors

Start and end anchors

Start and end anchors

John Savill's Technical Training

A look at using Regular Expressions (RegEx)

Comments 13

Chapters

Introduction

Introduction

Introduction

Basic letter matching

Basic letter matching

Basic letter matching

Using . for any character

Using . for any character

Using . for any character

Using character group [ ]

Using character group [ ]

Using character group [ ]

Using groups ( ) and or

Using groups ( ) and or

Using groups ( ) and or

Not in the group

Not in the group

Not in the group

Character ranges

Character ranges

Character ranges

Start and end anchors

Start and end anchors

Start and end anchors

Word checking \b

Word checking \b

Word checking \b

One or more with

One or more with

One or more with

Zero or more with

Zero or more with

Zero or more with

Zero or one with ?

Zero or one with ?

Zero or one with ?

Quantifiers { }

Quantifiers { }

Quantifiers { }

Digit with \d and quantifiers

Digit with \d and quantifiers

Digit with \d and quantifiers

Replacing parts of a string and group extraction

Replacing parts of a string and group extraction

Replacing parts of a string and group extraction

Email validate checking

Email validate checking

Email validate checking

Capturing and named capture

Capturing and named capture

Chapters

Chapters