Regular expressions are built into many programming languages and used to match, search, and transform patterns of text in your programs. Get started with Regex.

Even if it is difficult to read with a regular expression written in text, you can see that in the figure it means a rule that matches "a character string with zero or more arbitrary characters".

Python 3.11 adds the LiteralString type for string constants, allowing functions to accept arbitrary literal strings such as Literal ['hoge'] and Literal ['foo'].

Windows displays two processor speeds: first is arbitrary brand string, second is actual calculated speed. The brand string can be unreliable and spoofed, while the calculated speed provides ...