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<?php $val1 = "42 Day"; $val2 = "3 week;stuff"; $opts = ['regexp' => "/^[0-9]+ (month|day|hour)$/i"]; $f1 = filter_var($val1, FILTER_VALIDATE_REGEXP, $opts); $f2 = filter_var($val2, FILTER_VALIDATE_REGEXP, $opts); var_dump($f1); var_dump($f2);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/oXhDc
function name:  (null)
number of ops:  22
compiled vars:  !0 = $val1, !1 = $val2, !2 = $opts, !3 = $f1, !4 = $f2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '42+Day'
    4     1        ASSIGN                                                   !1, '3+week%3Bstuff'
    6     2        ASSIGN                                                   !2, <array>
    7     3        INIT_FCALL                                               'filter_var'
          4        SEND_VAR                                                 !0
          5        SEND_VAL                                                 272
          6        SEND_VAR                                                 !2
          7        DO_ICALL                                         $8      
          8        ASSIGN                                                   !3, $8
    8     9        INIT_FCALL                                               'filter_var'
         10        SEND_VAR                                                 !1
         11        SEND_VAL                                                 272
         12        SEND_VAR                                                 !2
         13        DO_ICALL                                         $10     
         14        ASSIGN                                                   !4, $10
   10    15        INIT_FCALL                                               'var_dump'
         16        SEND_VAR                                                 !3
         17        DO_ICALL                                                 
   11    18        INIT_FCALL                                               'var_dump'
         19        SEND_VAR                                                 !4
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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