regex101: PCRE (Legacy) Match Workspace

Character Class[a-z]{3}

{3}matches exactly 3 characters from the set below:

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

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

Group 1((?i)anexo)

(?i)applies the following effective flags to the remainder of the pattern: gi

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

anexothe literal text anexo (case insensitive)

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

Character Class[A-Za-z]{1,7}

{1,7}matches between 1 and 7 characters from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

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

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

Character Class[A-Z]{1}

{1}matches one character from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

Character Class[A-Z0-9]{2,5}

{2,5}matches between 2 and 5 characters from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

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

.any character (except for line terminators)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

pdfthe literal text pdf (case sensitive)

Global pattern flags

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

25 tokens

Regular Expression

[a-z]{3}_((?i)anexo)_[A-Za-z]{1,7}_[A-Z]{1}_[A-Z0-9]{2,5}...\.pdf

New

dge_ANEXO_II_F_TJ[1].pdf

dge_AneXo_II_F_TJ[1].pdf

dGe_AneXo_II_F_TJ[1].pdf  // Erro "G"

dge_AneXo_Ii_j_TJ[1].pdf  // Erro "j"

dge_AneXo_II_F_Tr[1].pdf  // Erro "r"

dge_AneXo_II_F_TJ[TT].pdf // Erro "TT"

Substitution

dge_ANEXO_II_F_TJ[1].pdf

dge_AneXo_II_F_TJ[1].pdf

dGe_AneXo_II_F_TJ[1].pdf  // Erro "G"

dge_AneXo_Ii_j_TJ[1].pdf  // Erro "j"

dge_AneXo_II_F_Tr[1].pdf  // Erro "r"

dge_AneXo_II_F_TJ[TT].pdf // Erro "TT"