About

When you find a structure in a text, there is a language.

It can be:

• a loosely language such as natural language
• or a structured computer language (from markup language to procedural one)

Schema

The schema of text is expressed via one or many regular Expressions.

Text Parser

A text parser is implemented:

• via a grammar that define Regular Expressions in its lexer/parser rules
• or manually where the rules are written at hand in the code for more grain control.

Document

When the string describes a computer format, the string/text is called a document