What Exactly Does the `\w` Character Match in .NET Regular Expressions?

Understanding the Word Character: w in .Net Regex

When working with regular expressions in .Net, the word character w is a useful tool for matching specific characters common to words. This question delves into the intricate details of w, providing a comprehensive answer to its exact definition.

According to the .Net documentation, w matches any word character, which encompasses a wide range of Unicode categories. These categories include uppercase and lowercase letters, titlecase letters, modifier letters, decimal digits, and the LOWLINE character (_).

To be more precise, w matches characters belonging to the following Unicode categories:

• Ll (Letter, Lowercase)
• Lu (Letter, Uppercase)
• Lt (Letter,

The above is the detailed content of What Exactly Does the `\w` Character Match in .NET Regular Expressions?. For more information, please follow other related articles on the PHP Chinese website!