Regular Expressions 101

Positive Lookbehind(?<=csrf=)

csrf=the literal text csrf= (case sensitive)

.*?any character (except for line terminators), repeated any number of times

Positive Lookahead(?=;)

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(?<=csrf=).*?(?=;)

New

{
"cookie": "notification_requested=1; SESSID=ac2d32fafc6169a07d324328535f45dc; csrf=gxkEiaqRNxQ2gF5sFneDU9qLfIQisLSY0SBf1jCIP9HVrdcKCsQTY_pwzTudoMGi; aatr=jvSavxC; cf_clearance=faS.7Ue1wTe1CUHh8QMCNZ5JyrGBHXSnJgOrmsWlML8-1657145911-0-150; "
}

Regular Expression

Extraction