Regular Expressions 101

Community Patterns

input variable legnth string to group

1

Regular Expression
PCRE (PHP <7.3)

/
^(?:0(?<rx>\d{1,6})|(?<rx>\d{1,7}))
/
gmJ

Description

select leading X digits, remove zero if present, and insert 6 or 7 digit length into a name group

Submitted by anonymous - 8 years ago