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<?php function mysort($a,$b){ return strlen($b)-strlen($a); } $data = array("kaushik","kaushik is","kaushik is great","is","is great","great"); usort($data,'mysort'); // print_r($data); $current = ""; for($i=0;$i<count($data);$i++) { $current=$data[$i]; for($j=($i+1);$j<count($data);$j++) { $current=trim(str_replace($data[$j],"",$current)); } if ($current=="") { echo $i.":".$data[$i]."\n"; break; } } ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 36
Branch analysis from position: 36
2 jumps found. (Code = 44) Position 1 = 39, Position 2 = 8
Branch analysis from position: 39
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 24
Branch analysis from position: 24
2 jumps found. (Code = 44) Position 1 = 27, Position 2 = 13
Branch analysis from position: 27
2 jumps found. (Code = 43) Position 1 = 29, Position 2 = 35
Branch analysis from position: 29
1 jumps found. (Code = 42) Position 1 = 39
Branch analysis from position: 39
Branch analysis from position: 35
2 jumps found. (Code = 44) Position 1 = 39, Position 2 = 8
Branch analysis from position: 39
Branch analysis from position: 8
Branch analysis from position: 13
2 jumps found. (Code = 44) Position 1 = 27, Position 2 = 13
Branch analysis from position: 27
Branch analysis from position: 13
filename:       /in/GSKIX
function name:  (null)
number of ops:  40
compiled vars:  !0 = $data, !1 = $current, !2 = $i, !3 = $j
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   ASSIGN                                                   !0, <array>
   10     1        INIT_FCALL                                               'usort'
          2        SEND_REF                                                 !0
          3        SEND_VAL                                                 'mysort'
          4        DO_ICALL                                                 
   15     5        ASSIGN                                                   !1, ''
   17     6        ASSIGN                                                   !2, 0
          7      > JMP                                                      ->36
   19     8    >   FETCH_DIM_R                                      ~8      !0, !2
          9        ASSIGN                                                   !1, ~8
   21    10        ADD                                              ~10     !2, 1
         11        ASSIGN                                                   !3, ~10
         12      > JMP                                                      ->24
   23    13    >   INIT_FCALL                                               'trim'
         14        INIT_FCALL                                               'str_replace'
         15        FETCH_DIM_R                                      ~12     !0, !3
         16        SEND_VAL                                                 ~12
         17        SEND_VAL                                                 ''
         18        SEND_VAR                                                 !1
         19        DO_ICALL                                         $13     
         20        SEND_VAR                                                 $13
         21        DO_ICALL                                         $14     
         22        ASSIGN                                                   !1, $14
   21    23        PRE_INC                                                  !3
         24    >   COUNT                                            ~17     !0
         25        IS_SMALLER                                               !3, ~17
         26      > JMPNZ                                                    ~18, ->13
   26    27    >   IS_EQUAL                                                 !1, ''
         28      > JMPZ                                                     ~19, ->35
   28    29    >   CONCAT                                           ~20     !2, '%3A'
         30        FETCH_DIM_R                                      ~21     !0, !2
         31        CONCAT                                           ~22     ~20, ~21
         32        CONCAT                                           ~23     ~22, '%0A'
         33        ECHO                                                     ~23
   29    34      > JMP                                                      ->39
   17    35    >   PRE_INC                                                  !2
         36    >   COUNT                                            ~25     !0
         37        IS_SMALLER                                               !2, ~25
         38      > JMPNZ                                                    ~26, ->8
   38    39    > > RETURN                                                   1

Function mysort:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GSKIX
function name:  mysort
number of ops:  7
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    3     2        STRLEN                                           ~2      !1
          3        STRLEN                                           ~3      !0
          4        SUB                                              ~4      ~2, ~3
          5      > RETURN                                                   ~4
    4     6*     > RETURN                                                   null

End of function mysort

Generated using Vulcan Logic Dumper, using php 8.0.0


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