Regular Expressions 101

Community Patterns

Latex Chemical Molecule Identifier

0

Regular Expression
Python

r"
(?:[\(\)eA-Z][a-z]*(?:_\{? ?\d*\}?(?:(?:_\d)?)*)?)+(?:\^\{? ?\d*[\+-]?\}?)?
"
g

Description

Updated: Identifies chemical formulae written with latex

Submitted by anonymous - 7 years ago