lang:regexp:logical

Table of Contents

About

Logical matcher represents:

the AND operation (which is a follow operation in a regular expression)
and the OR.

The character '^' in a class represents a NOT operator

Articles Related

Syntax

Construct	Matches
XY	X followed by Y
X\|Y	Either X or Y

The | is the Boolean “or”. It start of alternative branch to specify alternative matches

Example

gray|grey matches:

gray
and grey