regex101: PCRE (Legacy) Match Workspace

^start of line

Group 1(0|[1-9]\d*)

1st Alternative0

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

2nd Alternative[1-9]\d*

Character Class[1-9]

1-9one character from 1 (49₁₀) to 9 (57₁₀)

\d*a digit, repeated any number of times

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Group 2(0|[1-9]\d*)

1st Alternative0

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

2nd Alternative[1-9]\d*

Character Class[1-9]

1-9one character from 1 (49₁₀) to 9 (57₁₀)

\d*a digit, repeated any number of times

Non-Capturing Group(?:\.(0|[1-9]\d*)(?:\.(0|[1-9]\d*))?)?

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Group 3(0|[1-9]\d*)

1st Alternative0

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

2nd Alternative[1-9]\d*

Character Class[1-9]

1-9one character from 1 (49₁₀) to 9 (57₁₀)

\d*a digit, repeated any number of times

Non-Capturing Group(?:\.(0|[1-9]\d*))?

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Group 4(0|[1-9]\d*)

1st Alternative0

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

2nd Alternative[1-9]\d*

Character Class[1-9]

1-9one character from 1 (49₁₀) to 9 (57₁₀)

\d*a digit, repeated any number of times

Non-Capturing Group(?:\:(0|[1-9]\d*))?

?repeats the group contents below at most once:

\:the literal : (58₁₀ / 72₈ / 3A₁₆)

Group 5(0|[1-9]\d*)

1st Alternative0

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

2nd Alternative[1-9]\d*

Character Class[1-9]

1-9one character from 1 (49₁₀) to 9 (57₁₀)

\d*a digit, repeated any number of times

Non-Capturing Group(?:-((?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?

?repeats the group contents below at most once:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 6((?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*)

Non-Capturing Group(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)

Non-Capturing Group(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*

Non-Capturing Group(?:\+([^~\s]*))?

Non-Capturing Group(?:(\~[^\s]*?))?

$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

Search reference

Regular Expression

^(0|[1-9]\d*)\.(0|[1-9]\d*)(?:\.(0|[1-9]\d*)(?:\.(0|[1-9]\d*))?)?(?:\:(0|[1-9]\d*))?(?:-((?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+([^~\s]*))?(?:(\~[^\s]*?))?$

New

Valid Natural Versions

1.2
1.2.3
1.2.3.4
1.2:123
1.2.3:123
1.2.3.4:123
0.0.4.3~a.b.c
1.2.3.1
10.20.30.40~
1.1.2.3-prerelease~a.b,c;d:e+meta
1.1.2.4+meta
1.1.2.5+meta-valid
1.1.2.6-valid+meta
1.1.2.7-valid~breaks+meta
1.1.2.4:123+meta
1.1.2.5:123+meta-valid
1.1.2.6:123-valid+meta
1.1.2.7:123-valid~breaks+meta
1.0.0.0-alpha
1.0.0.1~beta
1.0.0.2-alpha.beta
1.0.0.3-alpha22~beta.1
1.0.0.4-alpha.1~~foo+bar
1.0.0.5-alpha0~broken+not
1.0.0.6-alpha+0.valid
1.0.0.7-alpha~a.b_c_somethinglong+build.1_aef.1_its_okay
1.0.0.8-rc.1+build.1
2.0.0.9-rc.1~a,b,c;d,e,f;g:h,i:j+build.123
1.2.3.10-beta
10.2.3.11-DEV-SNAPSHOT
1.2.3.12-SNAPSHOT-123+123~123
1.0.0.13
2.0.0.14
1.1.7.15
2.0.0.16+build.1848
2.0.1.17-alpha.1227
1.0.0.18-alpha+beta
1.2.3.19----RC-SNAPSHOT.12.9.1--.12+788
1.2.3.20----R-S.12.9.1--.12+meta
1.2.3.21----RC-SNAPSHOT.12.9.1--.12
1.0.0.22+0.build.1-rc.10000aaa-kk-0.1
99999999999999999999999.999999999999999999.99999999999999999.999
1.0.0.23-0A.is.legal
1.1.2.4+.123
9.8.7.14+meta+meta
9.8.7.15-whatever+meta+meta
1.2-SNAPSHOT
1.2-RC-SNAPSHOT


Invalid Natural Versions

1
1.2:
1.2.3.4-0123
1.2.3.4-0123.0123
1.2.3.4:-0123
+invalid
-invalid
-invalid+invalid
-invalid.01
alpha
alpha.beta
alpha.beta.1
alpha.1
alpha+beta
alpha_beta
alpha.
alpha..
beta
1.0.0.1-alpha_beta
-alpha.
1.0.0.2-alpha..
1.0.0.3-alpha..1
1.0.0.4-alpha...1
1.0.0.5-alpha....1
1.0.0.6-alpha.....1
1.0.0.7-alpha......1
1.0.0.8-alpha.......1
01.1.1.9
1.01.1.10
1.1.01.11
1.2.3.12.DEV
1.2.31.2.3----RC-SNAPSHOT.12.09.1--..12+788
-1.0.3.13-gamma+b7718
+justmeta
~just+breaks
+meta~broken
-beta+meta~still+broken
99999999999999999999999.999999999999999999.99999999999999999----RC-SNAPSHOT.12.09.1--------------------------------..12

Regular Expressions 101

Regular Expression

Substitution