Regular Expressions 101

Community Patterns

hastags as comma seperated.

1

Regular Expression
PCRE (PHP <7.3)

/
^#[a-zA-Z0-9_-]+(,(\s)*#[a-zA-Z0-9_-]+)*[^,]$
/

Description

Will allow #hash,#tag but not #hash,.

Submitted by anonymous - 8 years ago