3v4l.org

run code in 300+ PHP versions simultaneously
<?php function validateSenderName ($check) { $sender = array_shift($check); echo "Is $sender numeric?\n"; var_dump(is_numeric($sender)); if(is_numeric($sender)) { $valid = preg_match('/[0-9]{7,15}/', $sender); } else { $valid = preg_match('/[0-9a-z\-_\.&#\!]{3-11}/i', $sender); } return $valid; } //should all return true: var_dump(validateSenderName(['foo' => '0123456789012345'])); // 15 numbers var_dump(validateSenderName(['foo' => 'ABCDEFGHIJK'])); // 11 characters var_dump(validateSenderName(['foo' => '01234567'])); //7 numbers var_dump(validateSenderName(['foo' => 'ABC'])); //3 characters echo "--\n"; //should all return false: var_dump(validateSenderName(['foo' => 'ABCDEFGHIJKL'])); //12 chracters var_dump(validateSenderName(['foo' => '012345'])); //5 numbers var_dump(validateSenderName(['foo' => 'AB'])); //2 chracters var_dump(validateSenderName(['foo' => '01234567890123456'])); //16 numbers
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Yj8Xg
function name:  (null)
number of ops:  50
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   22     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'validatesendername'
          2        SEND_VAL                                                 <array>
          3        DO_FCALL                                      0  $0      
          4        SEND_VAR                                                 $0
          5        DO_ICALL                                                 
   23     6        INIT_FCALL                                               'var_dump'
          7        INIT_FCALL                                               'validatesendername'
          8        SEND_VAL                                                 <array>
          9        DO_FCALL                                      0  $2      
         10        SEND_VAR                                                 $2
         11        DO_ICALL                                                 
   24    12        INIT_FCALL                                               'var_dump'
         13        INIT_FCALL                                               'validatesendername'
         14        SEND_VAL                                                 <array>
         15        DO_FCALL                                      0  $4      
         16        SEND_VAR                                                 $4
         17        DO_ICALL                                                 
   25    18        INIT_FCALL                                               'var_dump'
         19        INIT_FCALL                                               'validatesendername'
         20        SEND_VAL                                                 <array>
         21        DO_FCALL                                      0  $6      
         22        SEND_VAR                                                 $6
         23        DO_ICALL                                                 
   26    24        ECHO                                                     '--%0A'
   28    25        INIT_FCALL                                               'var_dump'
         26        INIT_FCALL                                               'validatesendername'
         27        SEND_VAL                                                 <array>
         28        DO_FCALL                                      0  $8      
         29        SEND_VAR                                                 $8
         30        DO_ICALL                                                 
   29    31        INIT_FCALL                                               'var_dump'
         32        INIT_FCALL                                               'validatesendername'
         33        SEND_VAL                                                 <array>
         34        DO_FCALL                                      0  $10     
         35        SEND_VAR                                                 $10
         36        DO_ICALL                                                 
   30    37        INIT_FCALL                                               'var_dump'
         38        INIT_FCALL                                               'validatesendername'
         39        SEND_VAL                                                 <array>
         40        DO_FCALL                                      0  $12     
         41        SEND_VAR                                                 $12
         42        DO_ICALL                                                 
   31    43        INIT_FCALL                                               'var_dump'
         44        INIT_FCALL                                               'validatesendername'
         45        SEND_VAL                                                 <array>
         46        DO_FCALL                                      0  $14     
         47        SEND_VAR                                                 $14
         48        DO_ICALL                                                 
         49      > RETURN                                                   1

Function validatesendername:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 19, Position 2 = 25
Branch analysis from position: 19
1 jumps found. (Code = 42) Position 1 = 30
Branch analysis from position: 30
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 25
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Yj8Xg
function name:  validateSenderName
number of ops:  32
compiled vars:  !0 = $check, !1 = $sender, !2 = $valid
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    5     1        INIT_FCALL                                               'array_shift'
          2        SEND_REF                                                 !0
          3        DO_ICALL                                         $3      
          4        ASSIGN                                                   !1, $3
    7     5        ROPE_INIT                                     3  ~6      'Is+'
          6        ROPE_ADD                                      1  ~6      ~6, !1
          7        ROPE_END                                      2  ~5      ~6, '+numeric%3F%0A'
          8        ECHO                                                     ~5
    8     9        INIT_FCALL                                               'var_dump'
         10        INIT_FCALL                                               'is_numeric'
         11        SEND_VAR                                                 !1
         12        DO_ICALL                                         $8      
         13        SEND_VAR                                                 $8
         14        DO_ICALL                                                 
   10    15        INIT_FCALL                                               'is_numeric'
         16        SEND_VAR                                                 !1
         17        DO_ICALL                                         $10     
         18      > JMPZ                                                     $10, ->25
   11    19    >   INIT_FCALL                                               'preg_match'
         20        SEND_VAL                                                 '%2F%5B0-9%5D%7B7%2C15%7D%2F'
         21        SEND_VAR                                                 !1
         22        DO_ICALL                                         $11     
         23        ASSIGN                                                   !2, $11
         24      > JMP                                                      ->30
   13    25    >   INIT_FCALL                                               'preg_match'
         26        SEND_VAL                                                 '%2F%5B0-9a-z%5C-_%5C.%26%23%5C%21%5D%7B3-11%7D%2Fi'
         27        SEND_VAR                                                 !1
         28        DO_ICALL                                         $13     
         29        ASSIGN                                                   !2, $13
   16    30    > > RETURN                                                   !2
   18    31*     > RETURN                                                   null

End of function validatesendername

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
170.79 ms | 1403 KiB | 29 Q