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<?php $a = array(); for ($i=0;$i<1000000;$i++) { $a[] = $i; } echo count($a);
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = 7
Branch analysis from position: 7
Jump found. Position 1 = 9, Position 2 = 3
Branch analysis from position: 9
Jump found. Position 1 = -2
Branch analysis from position: 3
Jump found. Position 1 = 9, Position 2 = 3
Branch analysis from position: 9
Branch analysis from position: 3
filename:       /in/l6oVT
function name:  (null)
number of ops:  14
compiled vars:  !0 = $a, !1 = $i
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   3     0  E >   ASSIGN                                                   !0, <array>
   4     1        ASSIGN                                                   !1, 0
         2      > JMP                                                      ->7
   6     3    >   ASSIGN_DIM                                               !0
         4        OP_DATA                                                  !1
   4     5        POST_INC                                         ~5      !1
         6        FREE                                                     ~5
         7    >   IS_SMALLER                                       ~6      !1, 1000000
         8      > JMPNZ                                                    ~6, ->3
   9     9    >   INIT_FCALL                                               'count'
        10        SEND_VAR                                                 !0
        11        DO_ICALL                                         $7      
        12        ECHO                                                     $7
        13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.2.0