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<?php $str = '---12323123123---'; echo trim($str, '-'); echo "\n"; echo rtrim($str, '-'); echo "\n"; echo ltrim($str, '-'); echo "\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UUcjO
function name:  (null)
number of ops:  20
compiled vars:  !0 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '---12323123123---'
    4     1        INIT_FCALL                                               'trim'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 '-'
          4        DO_ICALL                                         $2      
          5        ECHO                                                     $2
    5     6        ECHO                                                     '%0A'
    6     7        INIT_FCALL                                               'rtrim'
          8        SEND_VAR                                                 !0
          9        SEND_VAL                                                 '-'
         10        DO_ICALL                                         $3      
         11        ECHO                                                     $3
    7    12        ECHO                                                     '%0A'
    8    13        INIT_FCALL                                               'ltrim'
         14        SEND_VAR                                                 !0
         15        SEND_VAL                                                 '-'
         16        DO_ICALL                                         $4      
         17        ECHO                                                     $4
    9    18        ECHO                                                     '%0A'
         19      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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