3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(json_encode(10.0)); var_dump(json_decode(json_encode(10.0, JSON_PRESERVE_ZERO_FRACTION)) === 10.0);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DKodl
function name:  (null)
number of ops:  18
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'json_encode'
          2        SEND_VAL                                                 10
          3        DO_ICALL                                         $0      
          4        SEND_VAR                                                 $0
          5        DO_ICALL                                                 
    5     6        INIT_FCALL                                               'var_dump'
          7        INIT_FCALL                                               'json_decode'
          8        INIT_FCALL                                               'json_encode'
          9        SEND_VAL                                                 10
         10        SEND_VAL                                                 1024
         11        DO_ICALL                                         $2      
         12        SEND_VAR                                                 $2
         13        DO_ICALL                                         $3      
         14        IS_IDENTICAL                                     ~4      $3, 10
         15        SEND_VAL                                                 ~4
         16        DO_ICALL                                                 
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
168.75 ms | 1394 KiB | 19 Q