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<?php $result = .1 + .1 + .1; var_dump($result == .3); $precision = 1.0e-16; var_dump(abs($result - .3) < $precision);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/P0Knb
function name:  (null)
number of ops:  15
compiled vars:  !0 = $result, !1 = $precision
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 0.3
    5     1        INIT_FCALL                                               'var_dump'
          2        IS_EQUAL                                         ~3      !0, 0.3
          3        SEND_VAL                                                 ~3
          4        DO_ICALL                                                 
    7     5        ASSIGN                                                   !1, 1.0e-16
    8     6        INIT_FCALL                                               'var_dump'
          7        INIT_FCALL                                               'abs'
          8        SUB                                              ~6      !0, 0.3
          9        SEND_VAL                                                 ~6
         10        DO_ICALL                                         $7      
         11        IS_SMALLER                                       ~8      $7, !1
         12        SEND_VAL                                                 ~8
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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162.16 ms | 1010 KiB | 15 Q