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<?php $program = [ '2021-07-11' => [ ['movie' => 'Movie 1', 'channel' => 'Channel 10', 'time' => '23:00'], ['movie' => 'Movie 2', 'channel' => 'Channel 2', 'time' => '01:15'], ['movie' => 'Movie 8', 'channel' => 'Channel 4', 'time' => '11:00'], ['movie' => 'Movie 12', 'channel' => 'Channel 11', 'time' => '17:30'], ['movie' => 'Movie 14', 'channel' => 'Channel 5', 'time' => '21:00'], ['movie' => 'Movie 15', 'channel' => 'Channel 5', 'time' => '02:20'], ['movie' => 'Movie 17', 'channel' => 'Channel 11', 'time' => '17:30'], ['movie' => 'Movie 19', 'channel' => 'Channel 5', 'time' => '10:00'], ['movie' => 'Movie 21', 'channel' => 'Channel 8', 'time' => '1:20'], ['movie' => 'Movie 33', 'channel' => 'Channel 5', 'time' => '00:20'], ['movie' => 'Movie 39', 'channel' => 'Channel 3', 'time' => '17:30'], ['movie' => 'Movie 40', 'channel' => 'Channel 3', 'time' => '22:00'], ['movie' => 'Movie 41', 'channel' => 'Channel 5', 'time' => '14:00'], ['movie' => 'Movie 42', 'channel' => 'Channel 5', 'time' => '23:00'], ['movie' => 'Movie 43', 'channel' => 'Channel 2', 'time' => '14:15'], ['movie' => 'Movie 44', 'channel' => 'Channel 2', 'time' => '18:00'], ['movie' => 'Movie 45', 'channel' => 'Channel 2', 'time' => '23:45'], ['movie' => 'Movie 46', 'channel' => 'Channel 1', 'time' => '22:00'], ['movie' => 'Movie 47', 'channel' => 'Channel 6', 'time' => '21:10'] ], '2021-07-10' => [ ['movie' => 'Movie 3', 'channel' => 'Channel 2', 'time' => '14:15'], ['movie' => 'Movie 5', 'channel' => 'Channel 3', 'time' => '22:00'], ['movie' => 'Movie 6', 'channel' => 'Channel 11', 'time' => '23:00'], ['movie' => 'Movie 7', 'channel' => 'Channel 4', 'time' => '11:15'], ['movie' => 'Movie 11', 'channel' => 'Channel 4', 'time' => '21:00'], ['movie' => 'Movie 16', 'channel' => 'Channel 2', 'time' => '23:45'], ['movie' => 'Movie 20', 'channel' => 'Channel 4', 'time' => '23:00'], ['movie' => 'Movie 23', 'channel' => 'Channel 5', 'time' => '01:00'], ['movie' => 'Movie 27', 'channel' => 'Channel 4', 'time' => '01:00'], ['movie' => 'Movie 29', 'channel' => 'Channel 7', 'time' => '02:15'], ['movie' => 'Movie 31', 'channel' => 'Channel 5', 'time' => '14:00'], ['movie' => 'Movie 32', 'channel' => 'Channel 5', 'time' => '22:10'], ['movie' => 'Movie 36', 'channel' => 'Channel 2', 'time' => '00:01'], ['movie' => 'Movie 37', 'channel' => 'Channel 2', 'time' => '11:30'], ['movie' => 'Movie 38', 'channel' => 'Channel 6', 'time' => '22:30'] ], '2021-07-09' => [ ['movie' => 'Movie 4', 'channel' => 'Channel 5', 'time' => '21:00'], ['movie' => 'Movie 9', 'channel' => 'Channel 11', 'time' => '22:00'], ['movie' => 'Movie 10', 'channel' => 'Channel 9', 'time' => '16:45'], ['movie' => 'Movie 18', 'channel' => 'Channel 7', 'time' => '22:00'], ['movie' => 'Movie 22', 'channel' => 'Channel 5', 'time' => '23:00'], ['movie' => 'Movie 24', 'channel' => 'Channel 9', 'time' => '21:00'], ['movie' => 'Movie 25', 'channel' => 'Channel 9', 'time' => '23:00'], ] ]; ksort($program); array_walk($program, fn(&$row) => usort($row, fn($a, $b) => $a['time'] <=> $b['time'])); var_export($program);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pBOn6
function name:  (null)
number of ops:  15
compiled vars:  !0 = $program, !1 = $a, !2 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   53     1        INIT_FCALL                                               'ksort'
          2        SEND_REF                                                 !0
          3        DO_ICALL                                                 
   54     4        INIT_FCALL                                               'array_walk'
          5        SEND_REF                                                 !0
          6        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FpBOn6%3A54%240'
          7        BIND_LEXICAL                                             ~5, !1
          8        BIND_LEXICAL                                             ~5, !2
          9        SEND_VAL                                                 ~5
         10        DO_ICALL                                                 
   55    11        INIT_FCALL                                               'var_export'
         12        SEND_VAR                                                 !0
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FpBOn6%3A54%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pBOn6
function name:  {closure}
number of ops:  10
compiled vars:  !0 = $row, !1 = $a, !2 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   54     0  E >   RECV                                             !0      
          1        BIND_STATIC                                              !1
          2        BIND_STATIC                                              !2
          3        INIT_FCALL                                               'usort'
          4        SEND_REF                                                 !0
          5        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FpBOn6%3A54%241'
          6        SEND_VAL                                                 ~3
          7        DO_ICALL                                         $4      
          8      > RETURN                                                   $4
          9*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FpBOn6%3A54%240

Function %00%7Bclosure%7D%2Fin%2FpBOn6%3A54%241:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pBOn6
function name:  {closure}
number of ops:  7
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
          0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        FETCH_DIM_R                                      ~2      !0, 'time'
          3        FETCH_DIM_R                                      ~3      !1, 'time'
          4        SPACESHIP                                        ~4      ~2, ~3
          5      > RETURN                                                   ~4
          6*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FpBOn6%3A54%241

Generated using Vulcan Logic Dumper, using php 8.0.0

preferences:
144.49 ms | 1407 KiB | 21 Q