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<?php echo $str = "This is nice"; substr_count($str,"is",11,9); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/EQUZH
function name:  (null)
number of ops:  9
compiled vars:  !0 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                           ~1      !0, 'This+is+nice'
          1        ECHO                                                     ~1
    3     2        INIT_FCALL                                               'substr_count'
          3        SEND_VAR                                                 !0
          4        SEND_VAL                                                 'is'
          5        SEND_VAL                                                 11
          6        SEND_VAL                                                 9
          7        DO_ICALL                                                 
    4     8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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