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<?php ini_set('precision', 20); for ($num = 74.30; $num < 74.41; $num += .01) { var_export(sprintf("$num => %.02f", ceil($num * 20) / 20)); // see '74.35 => £74.40' echo "\n"; } echo "---\n"; var_export(sprintf("74.35 => %.02f", ceil(74.35 * 20) / 20)); // see '74.35 => £74.35'
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 22
Branch analysis from position: 22
2 jumps found. (Code = 44) Position 1 = 24, Position 2 = 6
Branch analysis from position: 24
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 24, Position 2 = 6
Branch analysis from position: 24
Branch analysis from position: 6
filename:       /in/RQoGl
function name:  (null)
number of ops:  37
compiled vars:  !0 = $num
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'ini_set'
          1        SEND_VAL                                                 'precision'
          2        SEND_VAL                                                 20
          3        DO_ICALL                                                 
    5     4        ASSIGN                                                   !0, 74.3
          5      > JMP                                                      ->22
    6     6    >   INIT_FCALL                                               'var_export'
          7        INIT_FCALL                                               'sprintf'
          8        NOP                                                      
          9        FAST_CONCAT                                      ~3      !0, '+%3D%3E+%25.02f'
         10        SEND_VAL                                                 ~3
         11        INIT_FCALL                                               'ceil'
         12        MUL                                              ~4      !0, 20
         13        SEND_VAL                                                 ~4
         14        DO_ICALL                                         $5      
         15        DIV                                              ~6      $5, 20
         16        SEND_VAL                                                 ~6
         17        DO_ICALL                                         $7      
         18        SEND_VAR                                                 $7
         19        DO_ICALL                                                 
    7    20        ECHO                                                     '%0A'
    5    21        ASSIGN_OP                                     1          !0, 0.01
         22    >   IS_SMALLER                                               !0, 74.41
         23      > JMPNZ                                                    ~10, ->6
   10    24    >   ECHO                                                     '---%0A'
   12    25        INIT_FCALL                                               'var_export'
         26        INIT_FCALL                                               'sprintf'
         27        SEND_VAL                                                 '74.35+%3D%3E+%25.02f'
         28        INIT_FCALL                                               'ceil'
         29        SEND_VAL                                                 1487
         30        DO_ICALL                                         $11     
         31        DIV                                              ~12     $11, 20
         32        SEND_VAL                                                 ~12
         33        DO_ICALL                                         $13     
         34        SEND_VAR                                                 $13
         35        DO_ICALL                                                 
         36      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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