bhy0512

ユーザーが入力した電子メールや携帯電話番号などの情報を正規表現で検証し、見やすく加工する方法を学びます。

evanmoon

正規表現とともに生産性200%、2xエンジニアになろう

Learn how to use regular expressions to validate information entered by users, such as email addresses or mobile phone numbers, and process them to make them more readable.

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Regex

Become a 200% Productive, 2x Engineer with Regular Expressions

Introduction to the course

First encounter with regular expressions

Identify and express the pattern I want with a set of characters

How many times does this pattern appear? Let's find out with the quantifier.

Let's try to be a little more clear and precise with the anchor.

Flags that make my regular expressions work smarter

Let's save the matched expression and load it again.