note

【C#】複雑な置換もこれ一つ。「Regex.Replace」でフォーマット変換も ...

C#で文字列の置換といえば String.Replace メソッドが定番ですが、これはあくまで「"A" を "B" に置き換える」という単純な固定置換しかできません。 「電話番号の一部だけを伏せ字にしたい（090-1234-5678 → 090-****-5678）」 「文章内の金額をすべて見つけて、消費 ...
note

【C++】正規表現で「文字列を置換」する、std::regex_replaceの基本

C++で、単純な文字列の置換は簡単ですが、「姓, 名」という形式の文字列を、「名 姓」の順番に入れ替える、といった、より高度で、パターンに基づいた置換を行いたい場合は、どうすればよいのでしょうか？ C++11で導入された**<regex>ライブラリのstd::regex ...
LinkedIn

XSLT Replace Function: Syntax, Regex, and Examples

This working paper investigates how a minimal API dedicated to XML and JSON conversion can function as an experimental layer for studying data interoperability in modern systems.
LinkedIn

SQL Regex Examples: Extract, Validate, and Manipulate Data

Why It Matters Capturing groups and backreferences are used in: Reformatting strings (like rearranging dates) Validating repeating patterns Complex search and replace operations 🧩 Quick Recap ...
GitHub

execute-a-regular-expression-replace-that-converts-dates-from-mm-dd-yyyy-to-yyyy-mm-dd-for.cs

// Define a regular expression that captures month, day, and year. Regex datePattern = new Regex(@"(\d{2})-(\d{2})-(\d{4})"); // Configure find‑replace options to ...
MCPmag

Matching and Using Regex Groups with PowerShell

Even though it has somewhat of a checkered reputation, being able to wield it will save you a ton of time. There's a saying that I've heard numerous times about regular expressions (regex). It goes ...