regex101: PCRE2 (PHP) Match Workspace

Pro

^start of line

Character Class[a-z]

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

Character Class[a-z0-9_]{7,97}

{7,97}matches between 7 and 97 characters from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

-vthe literal text -v (case sensitive)

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

$end of line

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

25 tokens

Regular Expression

^[a-z][a-z0-9_]{7,97}-v[0-9]+\.[0-9]+\.[0-9]+$

New

some_schema-v1.0.0
some_schema-v1.11.0
some.schema-v1.0.0
some_schema_v1.0.0
some-schema-v1.0.0
some_schema.v1.0.0
_some_schema-v1.0.0
some_schema-v1.0.0_
1_some_schema-v1.0.0
some_schema-v1.0.0.
some_schema-v1.0.0-
some_schema-v1.0.0a

Substitution

some_schema-v1.0.0
some_schema-v1.11.0
some.schema-v1.0.0
some_schema_v1.0.0
some-schema-v1.0.0
some_schema.v1.0.0
_some_schema-v1.0.0
some_schema-v1.0.0_
1_some_schema-v1.0.0
some_schema-v1.0.0.
some_schema-v1.0.0-
some_schema-v1.0.0a