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<?php $commit = "[ASFXNB20] [CL: test commit message hey] Some work has been done"; preg_match('/.+\[CL:(.+)\].+$/iu', $commit, $matches); var_dump($matches);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/N87Fd
function name:  (null)
number of ops:  10
compiled vars:  !0 = $commit, !1 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%5BASFXNB20%5D+%5BCL%3A+test+commit+message+hey%5D+Some+work+has+been+done'
    3     1        INIT_FCALL                                               'preg_match'
          2        SEND_VAL                                                 '%2F.%2B%5C%5BCL%3A%28.%2B%29%5C%5D.%2B%24%2Fiu'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    4     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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