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<?php for ($i=0;$i<1;$i++) $a['a'.$i] = array('a','b','c','d','e','f'); for ($i=0; $i<10000; $i++) { $merged = call_user_func_array('array_merge', $a); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 2
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 16
Branch analysis from position: 16
2 jumps found. (Code = 44) Position 1 = 18, Position 2 = 10
Branch analysis from position: 18
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 10
2 jumps found. (Code = 44) Position 1 = 18, Position 2 = 10
Branch analysis from position: 18
Branch analysis from position: 10
Branch analysis from position: 2
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 2
Branch analysis from position: 8
Branch analysis from position: 2
filename:       /in/TA3Tv
function name:  (null)
number of ops:  19
compiled vars:  !0 = $i, !1 = $a, !2 = $merged
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 0
          1      > JMP                                                      ->6
          2    >   CONCAT                                           ~4      'a', !0
          3        ASSIGN_DIM                                               !1, ~4
          4        OP_DATA                                                  <array>
          5        PRE_INC                                                  !0
          6    >   IS_SMALLER                                               !0, 1
          7      > JMPNZ                                                    ~7, ->2
    5     8    >   ASSIGN                                                   !0, 0
          9      > JMP                                                      ->16
    6    10    >   INIT_FCALL                                               'array_merge'
         11        SEND_ARRAY                                               !1
         12        CHECK_UNDEF_ARGS                                         
         13        DO_FCALL                                      0  $9      
         14        ASSIGN                                                   !2, $9
    5    15        PRE_INC                                                  !0
         16    >   IS_SMALLER                                               !0, 10000
         17      > JMPNZ                                                    ~12, ->10
    7    18    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
168.81 ms | 1395 KiB | 15 Q