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<?php $mypi = 3.1415926535897932384626433832795028841971; $mypi = 3.141592653589793; $pi = pi(); printf("pi: %.24f, %.24f, %.24f\n", $pi, $mypi, M_PI); $l = strlen($mypi); echo "l: $l\n"; $d = pack("d", $mypi); $l = strlen($d); echo "l: $l\n"; $un = unpack("d", $d); $d = end($un); printf("%.24g\n", $d);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/tLXBY
function name:  (null)
number of ops:  42
compiled vars:  !0 = $mypi, !1 = $pi, !2 = $l, !3 = $d, !4 = $un
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 3.14159
    3     1        ASSIGN                                                   !0, 3.14159
    4     2        INIT_FCALL                                               'pi'
          3        DO_ICALL                                         $7      
          4        ASSIGN                                                   !1, $7
    5     5        INIT_FCALL                                               'printf'
          6        SEND_VAL                                                 'pi%3A+%25.24f%2C+%25.24f%2C+%25.24f%0A'
          7        SEND_VAR                                                 !1
          8        SEND_VAR                                                 !0
          9        SEND_VAL                                                 3.14159
         10        DO_ICALL                                                 
    7    11        STRLEN                                           ~10     !0
         12        ASSIGN                                                   !2, ~10
    8    13        ROPE_INIT                                     3  ~13     'l%3A+'
         14        ROPE_ADD                                      1  ~13     ~13, !2
         15        ROPE_END                                      2  ~12     ~13, '%0A'
         16        ECHO                                                     ~12
   10    17        INIT_FCALL                                               'pack'
         18        SEND_VAL                                                 'd'
         19        SEND_VAR                                                 !0
         20        DO_ICALL                                         $15     
         21        ASSIGN                                                   !3, $15
   11    22        STRLEN                                           ~17     !3
         23        ASSIGN                                                   !2, ~17
   12    24        ROPE_INIT                                     3  ~20     'l%3A+'
         25        ROPE_ADD                                      1  ~20     ~20, !2
         26        ROPE_END                                      2  ~19     ~20, '%0A'
         27        ECHO                                                     ~19
   14    28        INIT_FCALL                                               'unpack'
         29        SEND_VAL                                                 'd'
         30        SEND_VAR                                                 !3
         31        DO_ICALL                                         $22     
         32        ASSIGN                                                   !4, $22
   15    33        INIT_FCALL                                               'end'
         34        SEND_REF                                                 !4
         35        DO_ICALL                                         $24     
         36        ASSIGN                                                   !3, $24
   16    37        INIT_FCALL                                               'printf'
         38        SEND_VAL                                                 '%25.24g%0A'
         39        SEND_VAR                                                 !3
         40        DO_ICALL                                                 
         41      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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