Regular Expressions 101

Community Patterns

problem for homework

2

Regular Expression
ECMAScript (JavaScript)

/
^(([^f]|f([^io]|o([^r]|r[a-z])|i([^ln]|l([^e]|e[a-z])|n([^d]|d[a-z]))))[a-z]*|(f(o|i|i(l|n))))?$
/

Description

no description available

Submitted by anonymous - 8 years ago