Regular Expressions 101

Pro

1st Alternative(JAN|FEVER)EIRO

Group 1(JAN|FEVER)

1st AlternativeJAN

JANthe literal text JAN (case sensitive)

2nd AlternativeFEVER

FEVERthe literal text FEVER (case sensitive)

EIROthe literal text EIRO (case sensitive)

2nd AlternativeMA(RÇ|I)O

MAthe literal text MA (case sensitive)

Group 2(RÇ|I)

1st AlternativeRÇ

RÇthe literal text RÇ (case sensitive)

2nd AlternativeI

Ithe literal I (73₁₀ / 111₈ / 49₁₆) (case sensitive)

Othe literal O (79₁₀ / 117₈ / 4F₁₆) (case sensitive)

3rd AlternativeABRIL

ABRILthe literal text ABRIL (case sensitive)

4th AlternativeJU[NL]HO

JUthe literal text JU (case sensitive)

Character Class[NL]

Nthe literal N (78₁₀ / 116₈ / 4E₁₆) (case sensitive)

Lthe literal L (76₁₀ / 114₈ / 4C₁₆) (case sensitive)

HOthe literal text HO (case sensitive)

5th AlternativeAGOSTO

AGOSTOthe literal text AGOSTO (case sensitive)

6th Alternative(SETEM|OUTU|NOVEM|DEZEM)BRO

Group 3(SETEM|OUTU|NOVEM|DEZEM)

1st AlternativeSETEM

SETEMthe literal text SETEM (case sensitive)

2nd AlternativeOUTU

OUTUthe literal text OUTU (case sensitive)

3rd AlternativeNOVEM

NOVEMthe literal text NOVEM (case sensitive)

4th AlternativeDEZEM

DEZEMthe literal text DEZEM (case sensitive)

BROthe literal text BRO (case sensitive)

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

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25 tokens

(JAN|FEVER)EIRO|MA(RÇ|I)O|ABRIL|JU[NL]HO|AGOSTO|(SETEM|OUTU|NOVEM|DEZEM)BRO

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