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<?php function parseIntOrException($val) { $int = (int)$val; if ((string)$int === (string)$val) { return FALSE; } return $int; } $result = array(); foreach (array(1, '2', '3.0', 4.0, 5, '0') as $x) { $result[var_export($x, TRUE)] = var_export(parseIntOrException($x), TRUE); } print_r($result);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 17
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 17
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 17
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 17
filename:       /in/3aVio
function name:  (null)
number of ops:  22
compiled vars:  !0 = $result, !1 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   ASSIGN                                                   !0, <array>
   12     1      > FE_RESET_R                                       $3      <array>, ->17
          2    > > FE_FETCH_R                                               $3, !1, ->17
   13     3    >   INIT_FCALL                                               'var_export'
          4        SEND_VAR                                                 !1
          5        SEND_VAL                                                 <true>
          6        DO_ICALL                                         $4      
          7        INIT_FCALL                                               'var_export'
          8        INIT_FCALL                                               'parseintorexception'
          9        SEND_VAR                                                 !1
         10        DO_FCALL                                      0  $6      
         11        SEND_VAR                                                 $6
         12        SEND_VAL                                                 <true>
         13        DO_ICALL                                         $7      
         14        ASSIGN_DIM                                               !0, $4
         15        OP_DATA                                                  $7
   12    16      > JMP                                                      ->2
         17    >   FE_FREE                                                  $3
   15    18        INIT_FCALL                                               'print_r'
         19        SEND_VAR                                                 !0
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Function parseintorexception:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 8
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/3aVio
function name:  parseIntOrException
number of ops:  10
compiled vars:  !0 = $val, !1 = $int
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        CAST                                          4  ~2      !0
          2        ASSIGN                                                   !1, ~2
    5     3        CAST                                          6  ~4      !1
          4        CAST                                          6  ~5      !0
          5        IS_IDENTICAL                                             ~4, ~5
          6      > JMPZ                                                     ~6, ->8
    6     7    > > RETURN                                                   <false>
    8     8    > > RETURN                                                   !1
    9     9*     > RETURN                                                   null

End of function parseintorexception

Generated using Vulcan Logic Dumper, using php 8.0.0


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