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<?php $d1 = array(450,420,440,430,421); $d2 = array(460,410,410,430,413,375,256,411,656); $d3 = array(430,440,470,435,434,255,198); $t = max(max($d1),max($d2),max($d3)); // $t is 656
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/BdXu6
function name:  (null)
number of ops:  19
compiled vars:  !0 = $d1, !1 = $d2, !2 = $d3, !3 = $t
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ASSIGN                                                   !0, <array>
    6     1        ASSIGN                                                   !1, <array>
    7     2        ASSIGN                                                   !2, <array>
    9     3        INIT_FCALL                                               'max'
          4        INIT_FCALL                                               'max'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $7      
          7        SEND_VAR                                                 $7
          8        INIT_FCALL                                               'max'
          9        SEND_VAR                                                 !1
         10        DO_ICALL                                         $8      
         11        SEND_VAR                                                 $8
         12        INIT_FCALL                                               'max'
         13        SEND_VAR                                                 !2
         14        DO_ICALL                                         $9      
         15        SEND_VAR                                                 $9
         16        DO_ICALL                                         $10     
         17        ASSIGN                                                   !3, $10
   10    18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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