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<?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] : '' );
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
array ( 0 => 'function f1(){ /*...*/ }; $a=1; $b=5; f1();', 1 => '$aa = "aa"; function f4(){ /*...*/ }; $b=1; f4();', 2 => '$aa = "aa"; function f6(){ /*...*/ }; $b=1; f6();', )
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_SL in /in/qaAgJ on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_SL in /in/qaAgJ on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/qaAgJ on line 3
Process exited with code 255.

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