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<?php $array = range(1, 10); $prefix = 'foo'; var_export( array_combine( substr_replace($array, 'key', 0, 0), substr_replace($array, 'value', 0, 0) ) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lQoL6
function name:  (null)
number of ops:  26
compiled vars:  !0 = $array, !1 = $prefix
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'range'
          1        SEND_VAL                                                 1
          2        SEND_VAL                                                 10
          3        DO_ICALL                                         $2      
          4        ASSIGN                                                   !0, $2
    4     5        ASSIGN                                                   !1, 'foo'
    5     6        INIT_FCALL                                               'var_export'
    6     7        INIT_FCALL                                               'array_combine'
    7     8        INIT_FCALL                                               'substr_replace'
          9        SEND_VAR                                                 !0
         10        SEND_VAL                                                 'key'
         11        SEND_VAL                                                 0
         12        SEND_VAL                                                 0
         13        DO_ICALL                                         $5      
         14        SEND_VAR                                                 $5
    8    15        INIT_FCALL                                               'substr_replace'
         16        SEND_VAR                                                 !0
         17        SEND_VAL                                                 'value'
         18        SEND_VAL                                                 0
         19        SEND_VAL                                                 0
         20        DO_ICALL                                         $6      
         21        SEND_VAR                                                 $6
    6    22        DO_ICALL                                         $7      
    8    23        SEND_VAR                                                 $7
    5    24        DO_ICALL                                                 
   10    25      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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