Regular Expressions 101

Group 1(=+ *lien[s]* externe[s]* *=+)

=+the literal = (61₁₀ / 75₈ / 3D₁₆) , repeated at least once

*the literal (32₁₀ / 40₈ / 20₁₆) , repeated any number of times

lienthe literal text lien (case insensitive)

Character Class[s]*

*matches any number of characters from the set below:

sthe literal s (115₁₀ / 163₈ / 73₁₆) (case insensitive)

externethe literal text externe (case insensitive)

Character Class[s]*

*matches any number of characters from the set below:

sthe literal s (115₁₀ / 163₈ / 73₁₆) (case insensitive)

*the literal (32₁₀ / 40₈ / 20₁₆) , repeated any number of times

=+the literal = (61₁₀ / 75₈ / 3D₁₆) , repeated at least once

\s+any whitespace character, repeated at least once

Group 2([{=[])

Character Class[{=[]

{the literal { (123₁₀ / 173₈ / 7B₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

[the literal [ (91₁₀ / 133₈ / 5B₁₆)

Global pattern flags

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

s modifier: single line. Allows a dot to match line terminators

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

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Search reference

Regular Expression

(=+ *lien[s]* externe[s]* *=+)\s+([{=[])

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