General Category - Control

Control is a character classification used in text processing to identify non printing or format effecting code points, such as tab, carriage return, and escape sequences. These characters do not represent visible symbols or letters but instead control the interpretation or layout of surrounding text, like line breaks or device commands. In programming and data parsing, categorizing a character as Control helps distinguish these functional codes from printable content, enabling proper handling of whitespace, terminal control, and binary data. This classification is essential for tasks like validation, sanitization, and ensuring that control codes are not mistakenly rendered as visible text, while also allowing software to react appropriately to their presence in a string.