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<?php // array of authors, number of authors to take first function niceAuthorsPrint(array $authors, $takeCount){ $totalAuthors = count( $authors ); if($totalAuthors >= 3 && $takeCount >= $totalAuthors) { $takeCount = 2; } if($totalAuthors == 2 && $takeCount >= $totalAuthors) { $takeCount = 1; } $last = array_pop($authors); $tailCount = $totalAuthors - $takeCount; $first = array_slice($authors, 0, $takeCount); $othersLabel = $tailCount == 1 ? $last : $tailCount . ' others'; $string = implode( ", ", $first ); if($tailCount > 0){ $string .= " and " . $othersLabel; } return $string; } // take 3 echo niceAuthorsPrint(array( 'user1', 'user2', 'user3', 'user4', 'user5' ), 3) ."\n"; // take 4 echo niceAuthorsPrint(array( 'user1', 'user2', 'user3', 'user4', 'user5' ), 4) ."\n"; // take 5 echo niceAuthorsPrint(array( 'user1', 'user2', 'user3', 'user4', 'user5' ), 5) ."\n"; // take original count, take first three as default echo niceAuthorsPrint(array( 'user1', 'user2', 'user3', 'user4', 'user5' ), 5) ."\n"; // take original count, take first three as default echo niceAuthorsPrint(array( 'user1', 'user2', 'user3'), 3) ."\n"; // take original count, take first three as default echo niceAuthorsPrint(array( 'user1', 'user2'), 2) ."\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/XB44q
function name:  (null)
number of ops:  37
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   36     0  E >   INIT_FCALL                                               'niceauthorsprint'
          1        SEND_VAL                                                 <array>
          2        SEND_VAL                                                 3
          3        DO_FCALL                                      0  $0      
          4        CONCAT                                           ~1      $0, '%0A'
          5        ECHO                                                     ~1
   39     6        INIT_FCALL                                               'niceauthorsprint'
          7        SEND_VAL                                                 <array>
          8        SEND_VAL                                                 4
          9        DO_FCALL                                      0  $2      
         10        CONCAT                                           ~3      $2, '%0A'
         11        ECHO                                                     ~3
   42    12        INIT_FCALL                                               'niceauthorsprint'
         13        SEND_VAL                                                 <array>
         14        SEND_VAL                                                 5
         15        DO_FCALL                                      0  $4      
         16        CONCAT                                           ~5      $4, '%0A'
         17        ECHO                                                     ~5
   45    18        INIT_FCALL                                               'niceauthorsprint'
         19        SEND_VAL                                                 <array>
         20        SEND_VAL                                                 5
         21        DO_FCALL                                      0  $6      
         22        CONCAT                                           ~7      $6, '%0A'
         23        ECHO                                                     ~7
   48    24        INIT_FCALL                                               'niceauthorsprint'
         25        SEND_VAL                                                 <array>
         26        SEND_VAL                                                 3
         27        DO_FCALL                                      0  $8      
         28        CONCAT                                           ~9      $8, '%0A'
         29        ECHO                                                     ~9
   51    30        INIT_FCALL                                               'niceauthorsprint'
         31        SEND_VAL                                                 <array>
         32        SEND_VAL                                                 2
         33        DO_FCALL                                      0  $10     
         34        CONCAT                                           ~11     $10, '%0A'
         35        ECHO                                                     ~11
         36      > RETURN                                                   1

Function niceauthorsprint:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 46) Position 1 = 6, Position 2 = 8
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 9, Position 2 = 10
Branch analysis from position: 9
2 jumps found. (Code = 46) Position 1 = 12, Position 2 = 14
Branch analysis from position: 12
2 jumps found. (Code = 43) Position 1 = 15, Position 2 = 16
Branch analysis from position: 15
2 jumps found. (Code = 43) Position 1 = 30, Position 2 = 32
Branch analysis from position: 30
1 jumps found. (Code = 42) Position 1 = 34
Branch analysis from position: 34
2 jumps found. (Code = 43) Position 1 = 42, Position 2 = 44
Branch analysis from position: 42
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 44
Branch analysis from position: 32
2 jumps found. (Code = 43) Position 1 = 42, Position 2 = 44
Branch analysis from position: 42
Branch analysis from position: 44
Branch analysis from position: 16
Branch analysis from position: 14
Branch analysis from position: 10
Branch analysis from position: 8
filename:       /in/XB44q
function name:  niceAuthorsPrint
number of ops:  46
compiled vars:  !0 = $authors, !1 = $takeCount, !2 = $totalAuthors, !3 = $last, !4 = $tailCount, !5 = $first, !6 = $othersLabel, !7 = $string
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    6     2        COUNT                                            ~8      !0
          3        ASSIGN                                                   !2, ~8
    8     4        IS_SMALLER_OR_EQUAL                              ~10     3, !2
          5      > JMPZ_EX                                          ~10     ~10, ->8
          6    >   IS_SMALLER_OR_EQUAL                              ~11     !2, !1
          7        BOOL                                             ~10     ~11
          8    > > JMPZ                                                     ~10, ->10
   10     9    >   ASSIGN                                                   !1, 2
   13    10    >   IS_EQUAL                                         ~13     !2, 2
         11      > JMPZ_EX                                          ~13     ~13, ->14
         12    >   IS_SMALLER_OR_EQUAL                              ~14     !2, !1
         13        BOOL                                             ~13     ~14
         14    > > JMPZ                                                     ~13, ->16
   15    15    >   ASSIGN                                                   !1, 1
   18    16    >   INIT_FCALL                                               'array_pop'
         17        SEND_REF                                                 !0
         18        DO_ICALL                                         $16     
         19        ASSIGN                                                   !3, $16
   20    20        SUB                                              ~18     !2, !1
         21        ASSIGN                                                   !4, ~18
   22    22        INIT_FCALL                                               'array_slice'
         23        SEND_VAR                                                 !0
         24        SEND_VAL                                                 0
         25        SEND_VAR                                                 !1
         26        DO_ICALL                                         $20     
         27        ASSIGN                                                   !5, $20
   24    28        IS_EQUAL                                                 !4, 1
         29      > JMPZ                                                     ~22, ->32
         30    >   QM_ASSIGN                                        ~23     !3
         31      > JMP                                                      ->34
         32    >   CONCAT                                           ~24     !4, '+others'
         33        QM_ASSIGN                                        ~23     ~24
         34    >   ASSIGN                                                   !6, ~23
   26    35        INIT_FCALL                                               'implode'
         36        SEND_VAL                                                 '%2C+'
         37        SEND_VAR                                                 !5
         38        DO_ICALL                                         $26     
         39        ASSIGN                                                   !7, $26
   28    40        IS_SMALLER                                               0, !4
         41      > JMPZ                                                     ~28, ->44
   29    42    >   CONCAT                                           ~29     '+and+', !6
         43        ASSIGN_OP                                     8          !7, ~29
   32    44    > > RETURN                                                   !7
   33    45*     > RETURN                                                   null

End of function niceauthorsprint

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
147.13 ms | 1015 KiB | 22 Q