Regular Expressions 101

Community Patterns

Polynomial extractor with real coefficient

1

Regular Expression
PCRE2 (PHP >=7.3)

/
([+-]?(?:(?:\d+\.?\d*\*?[xX]\^\d+)|(?:\d+\.?\d*\*?[xX])|(?:[xX]\^\d+)|(?:[xX])|(?:\d+\.?\d*)))
/
g

Description

It matches any polynomial with integer or real coefficient

Submitted by eFrim - 2 months ago (Last modified 2 months ago)