regex101: JavaScript Match Workspace

1st Alternative((((1[26]|2[048])00)|[12]\d([2468][048]|[13579][26]|0[48]))-((((0[13578]|1[02])-(0[1-9]|[12]\d|3[01]))|((0[469]|11)-(0[1-9]|[12]\d|30)))|(02-(0[1-9]|[12]\d))))

Group 1((((1[26]|2[048])00)|[12]\d([2468][048]|[13579][26]|0[48]))-((((0[13578]|1[02])-(0[1-9]|[12]\d|3[01]))|((0[469]|11)-(0[1-9]|[12]\d|30)))|(02-(0[1-9]|[12]\d))))

Group 2(((1[26]|2[048])00)|[12]\d([2468][048]|[13579][26]|0[48]))

1st Alternative((1[26]|2[048])00)

Group 3((1[26]|2[048])00)

Group 4(1[26]|2[048])

1st Alternative1[26]

1the literal 1 (49₁₀ / 61₈ / 31₁₆)

Character Class[26]

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

6the literal 6 (54₁₀ / 66₈ / 36₁₆)

2nd Alternative2[048]

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

Character Class[048]

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

4the literal 4 (52₁₀ / 64₈ / 34₁₆)

8the literal 8 (56₁₀ / 70₈ / 38₁₆)

00the literal text 00

2nd Alternative[12]\d([2468][048]|[13579][26]|0[48])

Character Class[12]

1the literal 1 (49₁₀ / 61₈ / 31₁₆)

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

\da digit

Group 5([2468][048]|[13579][26]|0[48])

1st Alternative[2468][048]

Character Class[2468]

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

4the literal 4 (52₁₀ / 64₈ / 34₁₆)

6the literal 6 (54₁₀ / 66₈ / 36₁₆)

8the literal 8 (56₁₀ / 70₈ / 38₁₆)

Character Class[048]

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

4the literal 4 (52₁₀ / 64₈ / 34₁₆)

8the literal 8 (56₁₀ / 70₈ / 38₁₆)

2nd Alternative[13579][26]

Character Class[13579]

1the literal 1 (49₁₀ / 61₈ / 31₁₆)

3the literal 3 (51₁₀ / 63₈ / 33₁₆)

5the literal 5 (53₁₀ / 65₈ / 35₁₆)

7the literal 7 (55₁₀ / 67₈ / 37₁₆)

9the literal 9 (57₁₀ / 71₈ / 39₁₆)

Character Class[26]

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

6the literal 6 (54₁₀ / 66₈ / 36₁₆)

3rd Alternative0[48]

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

Character Class[48]

4the literal 4 (52₁₀ / 64₈ / 34₁₆)

8the literal 8 (56₁₀ / 70₈ / 38₁₆)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 6((((0[13578]|1[02])-(0[1-9]|[12]\d|3[01]))|((0[469]|11)-(0[1-9]|[12]\d|30)))|(02-(0[1-9]|[12]\d)))

1st Alternative(((0[13578]|1[02])-(0[1-9]|[12]\d|3[01]))|((0[469]|11)-(0[1-9]|[12]\d|30)))

Group 7(((0[13578]|1[02])-(0[1-9]|[12]\d|3[01]))|((0[469]|11)-(0[1-9]|[12]\d|30)))

1st Alternative((0[13578]|1[02])-(0[1-9]|[12]\d|3[01]))

Group 8((0[13578]|1[02])-(0[1-9]|[12]\d|3[01]))

2nd Alternative((0[469]|11)-(0[1-9]|[12]\d|30))

2nd Alternative(02-(0[1-9]|[12]\d))

2nd Alternative((([12]\d([02468][1235679]|[13579][01345789]))|((1[1345789]|2[1235679])00))-((((0[13578]|1[02])-(0[1-9]|[12]\d|3[01]))|((0[469]|11)-(0[1-9]|[12]\d|30)))|(02-(0[1-9]|1\d|2[0-8]))))

Global pattern flags

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

Search reference

Regular Expression

((((1[26]|2[048])00)|[12]\d([2468][048]|[13579][26]|0[48]))-((((0[13578]|1[02])-(0[1-9]|[12]\d|3[01]))|((0[469]|11)-(0[1-9]|[12]\d|30)))|(02-(0[1-9]|[12]\d))))|((([12]\d([02468][1235679]|[13579][01345789]))|((1[1345789]|2[1235679])00))-((((0[13578]|1[02])-(0[1-9]|[12]\d|3[01]))|((0[469]|11)-(0[1-9]|[12]\d|30)))|(02-(0[1-9]|1\d|2[0-8]))))

Unit Tests

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