3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = <<<'TEXT' $xwbl209= "SN),AK mtyCcMXQHJ.T0-3qjfY5GnRl"; $k =5; function f3($a,$b,$c){ /*...*/ }; function f1(){ /*...*/ }; $a=1; $b=5; f1(); $aayw572 = f3($xwbl209{5},'',$xwbl209{10}); $k=10; function f2(){ /*...*/ }; $j=1; f1(); $bhzs038 = f3($xwbl209{5},$xwbl209{6},$xwbl209{8}); $aa = "aa"; function f4(){ /*...*/ }; $b=1; f4(); $b = "b"; function f5(){ /*...*/ }; $b=1; f4(); $aa = "aa"; function f6(){ /*...*/ }; $b=1; f6(); $bhzs038 = f3($xwbl209{5},$xwbl209{6},$xwbl209{8}); TEXT; var_export( preg_match_all( '~^.*?\bfunction\h+(\w+\([^()]*\)).*\b\1.*~m', $text, $out ) ? $out[0] : '' );
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 11
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 12
Branch analysis from position: 12
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qaAgJ
function name:  (null)
number of ops:  15
compiled vars:  !0 = $text, !1 = $out
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%24xwbl209%3D+%22SN%29%2CAK+mtyCcMXQHJ.T0-3qjfY5GnRl%22%3B%0A%24k+%3D5%3B+function+f3%28%24a%2C%24b%2C%24c%29%7B+%2F%2A...%2A%2F+%7D%3B%0Afunction+f1%28%29%7B+%2F%2A...%2A%2F+%7D%3B+%24a%3D1%3B+%24b%3D5%3B+f1%28%29%3B%0A%24aayw572+%3D+f3%28%24xwbl209%7B5%7D%2C%27%27%2C%24xwbl209%7B10%7D%29%3B%0A%24k%3D10%3B+function+f2%28%29%7B+%2F%2A...%2A%2F+%7D%3B+%24j%3D1%3B+f1%28%29%3B%0A%24bhzs038+%3D+f3%28%24xwbl209%7B5%7D%2C%24xwbl209%7B6%7D%2C%24xwbl209%7B8%7D%29%3B%0A%24aa+%3D+%22aa%22%3B+function+f4%28%29%7B+%2F%2A...%2A%2F+%7D%3B+%24b%3D1%3B+f4%28%29%3B%0A%24b+%3D+%22b%22%3B+function+f5%28%29%7B+%2F%2A...%2A%2F+%7D%3B+%24b%3D1%3B+f4%28%29%3B%0A%24aa+%3D+%22aa%22%3B+function+f6%28%29%7B+%2F%2A...%2A%2F+%7D%3B+%24b%3D1%3B+f6%28%29%3B%0A%24bhzs038+%3D+f3%28%24xwbl209%7B5%7D%2C%24xwbl209%7B6%7D%2C%24xwbl209%7B8%7D%29%3B'
   16     1        INIT_FCALL                                               'var_export'
   17     2        INIT_FCALL                                               'preg_match_all'
   18     3        SEND_VAL                                                 '%7E%5E.%2A%3F%5Cbfunction%5Ch%2B%28%5Cw%2B%5C%28%5B%5E%28%29%5D%2A%5C%29%29.%2A%5Cb%5C1.%2A%7Em'
   19     4        SEND_VAR                                                 !0
   20     5        SEND_REF                                                 !1
   17     6        DO_ICALL                                         $3      
   20     7      > JMPZ                                                     $3, ->11
   22     8    >   FETCH_DIM_R                                      ~4      !1, 0
          9        QM_ASSIGN                                        ~5      ~4
         10      > JMP                                                      ->12
   23    11    >   QM_ASSIGN                                        ~5      ''
         12    >   SEND_VAL                                                 ~5
   16    13        DO_ICALL                                                 
   24    14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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280.58 ms | 1006 KiB | 15 Q