Regular Expressions 101

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/
\/([^!\/]*)\/[^!\/]*$
/
\/ matches the character / with index 4710 (2F16 or 578) literally (case sensitive)
1st Capturing Group
([^!\/]*)
Match a single character not present in the list below
[^!\/]
* matches the previous token between zero and unlimited times, as many times as possible, giving back as needed (greedy)
! matches the character ! with index 3310 (2116 or 418) literally (case sensitive)
\/ matches the character / with index 4710 (2F16 or 578) literally (case sensitive)
\/ matches the character / with index 4710 (2F16 or 578) literally (case sensitive)
Match a single character not present in the list below
[^!\/]
* matches the previous token between zero and unlimited times, as many times as possible, giving back as needed (greedy)
! matches the character ! with index 3310 (2116 or 418) literally (case sensitive)
\/ matches the character / with index 4710 (2F16 or 578) literally (case sensitive)
$ asserts position at the end of the string, or before the line terminator right at the end of the string (if any)
Your regular expression does not match the subject string.Try launching the debugger to find out why.

Regular Expression
No Match

/
/

Test String