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<?php $s = microtime(true); for ($i = 0; $i < 1000; $i++) strtr('React/Controller/Website/User', '/', '_'); printf('%.09f', microtime(true) - $s); echo "<br>"; $s = microtime(true); for ($i = 0; $i < 1000; $i++) str_replace('/', '_', 'React/Controller/Website/User'); printf('%.09f', microtime(true) - $s);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 12
Branch analysis from position: 12
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 6
Branch analysis from position: 14
1 jumps found. (Code = 42) Position 1 = 35
Branch analysis from position: 35
2 jumps found. (Code = 44) Position 1 = 37, Position 2 = 29
Branch analysis from position: 37
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 29
2 jumps found. (Code = 44) Position 1 = 37, Position 2 = 29
Branch analysis from position: 37
Branch analysis from position: 29
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 6
Branch analysis from position: 14
Branch analysis from position: 6
filename:       /in/UnmXm
function name:  (null)
number of ops:  46
compiled vars:  !0 = $s, !1 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'microtime'
          1        SEND_VAL                                                 <true>
          2        DO_ICALL                                         $2      
          3        ASSIGN                                                   !0, $2
    4     4        ASSIGN                                                   !1, 0
          5      > JMP                                                      ->12
    5     6    >   INIT_FCALL                                               'strtr'
          7        SEND_VAL                                                 'React%2FController%2FWebsite%2FUser'
          8        SEND_VAL                                                 '%2F'
          9        SEND_VAL                                                 '_'
         10        DO_ICALL                                                 
    4    11        PRE_INC                                                  !1
         12    >   IS_SMALLER                                               !1, 1000
         13      > JMPNZ                                                    ~7, ->6
    6    14    >   INIT_FCALL                                               'printf'
         15        SEND_VAL                                                 '%25.09f'
         16        INIT_FCALL                                               'microtime'
         17        SEND_VAL                                                 <true>
         18        DO_ICALL                                         $8      
         19        SUB                                              ~9      $8, !0
         20        SEND_VAL                                                 ~9
         21        DO_ICALL                                                 
    8    22        ECHO                                                     '%3Cbr%3E'
   10    23        INIT_FCALL                                               'microtime'
         24        SEND_VAL                                                 <true>
         25        DO_ICALL                                         $11     
         26        ASSIGN                                                   !0, $11
   11    27        ASSIGN                                                   !1, 0
         28      > JMP                                                      ->35
   12    29    >   INIT_FCALL                                               'str_replace'
         30        SEND_VAL                                                 '%2F'
         31        SEND_VAL                                                 '_'
         32        SEND_VAL                                                 'React%2FController%2FWebsite%2FUser'
         33        DO_ICALL                                                 
   11    34        PRE_INC                                                  !1
         35    >   IS_SMALLER                                               !1, 1000
         36      > JMPNZ                                                    ~16, ->29
   13    37    >   INIT_FCALL                                               'printf'
         38        SEND_VAL                                                 '%25.09f'
         39        INIT_FCALL                                               'microtime'
         40        SEND_VAL                                                 <true>
         41        DO_ICALL                                         $17     
         42        SUB                                              ~18     $17, !0
         43        SEND_VAL                                                 ~18
         44        DO_ICALL                                                 
         45      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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151.46 ms | 1400 KiB | 21 Q