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<?php $number = 28; $columnCount = 4; for($i = 1, $loopCounter = 1; $i <= $number; $i = $i + $columnCount, $loopCounter++) { $range = range($i, $i+$columnCount - 1); if($loopCounter % 2 === 0) { $range = array_reverse($range); } foreach($range as $n) { echo str_pad($n, 2, ' ', STR_PAD_LEFT) . " "; } echo "\n"; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 35
Branch analysis from position: 35
2 jumps found. (Code = 44) Position 1 = 37, Position 2 = 5
Branch analysis from position: 37
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 15, Position 2 = 19
Branch analysis from position: 15
2 jumps found. (Code = 77) Position 1 = 20, Position 2 = 30
Branch analysis from position: 20
2 jumps found. (Code = 78) Position 1 = 21, Position 2 = 30
Branch analysis from position: 21
1 jumps found. (Code = 42) Position 1 = 20
Branch analysis from position: 20
Branch analysis from position: 30
2 jumps found. (Code = 44) Position 1 = 37, Position 2 = 5
Branch analysis from position: 37
Branch analysis from position: 5
Branch analysis from position: 30
Branch analysis from position: 19
filename:       /in/7QMGl
function name:  (null)
number of ops:  38
compiled vars:  !0 = $number, !1 = $columnCount, !2 = $i, !3 = $loopCounter, !4 = $range, !5 = $n
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 28
    4     1        ASSIGN                                                   !1, 4
    6     2        ASSIGN                                                   !2, 1
          3        ASSIGN                                                   !3, 1
          4      > JMP                                                      ->35
    7     5    >   INIT_FCALL                                               'range'
          6        SEND_VAR                                                 !2
          7        ADD                                              ~10     !2, !1
          8        SUB                                              ~11     ~10, 1
          9        SEND_VAL                                                 ~11
         10        DO_ICALL                                         $12     
         11        ASSIGN                                                   !4, $12
    9    12        MOD                                              ~14     !3, 2
         13        IS_IDENTICAL                                             ~14, 0
         14      > JMPZ                                                     ~15, ->19
   10    15    >   INIT_FCALL                                               'array_reverse'
         16        SEND_VAR                                                 !4
         17        DO_ICALL                                         $16     
         18        ASSIGN                                                   !4, $16
   13    19    > > FE_RESET_R                                       $18     !4, ->30
         20    > > FE_FETCH_R                                               $18, !5, ->30
   14    21    >   INIT_FCALL                                               'str_pad'
         22        SEND_VAR                                                 !5
         23        SEND_VAL                                                 2
         24        SEND_VAL                                                 '+'
         25        SEND_VAL                                                 0
         26        DO_ICALL                                         $19     
         27        CONCAT                                           ~20     $19, '+'
         28        ECHO                                                     ~20
   13    29      > JMP                                                      ->20
         30    >   FE_FREE                                                  $18
   17    31        ECHO                                                     '%0A'
    6    32        ADD                                              ~21     !2, !1
         33        ASSIGN                                                   !2, ~21
         34        PRE_INC                                                  !3
         35    >   IS_SMALLER_OR_EQUAL                                      !2, !0
         36      > JMPNZ                                                    ~24, ->5
   19    37    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
179.48 ms | 1400 KiB | 19 Q