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<?php function dangerous() { echo 'Dangerous code executed'; } $string = '{$1()}'; preg_replace('/(.+)/e', '"$1"', $string);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead in /in/WJM9k on line 9
Output for 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /in/WJM9k on line 9 Parse error: syntax error, unexpected '1' (T_LNUMBER), expecting variable (T_VARIABLE) or '$' in /in/WJM9k(9) : regexp code on line 1 Fatal error: preg_replace(): Failed evaluating code: "{$1()}" in /in/WJM9k on line 9
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '1' (T_LNUMBER), expecting variable (T_VARIABLE) or '$' in /in/WJM9k(9) : regexp code on line 1 Fatal error: preg_replace(): Failed evaluating code: "{$1()}" in /in/WJM9k on line 9
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_LNUMBER, expecting T_VARIABLE or '$' in /in/WJM9k(9) : regexp code on line 1 Fatal error: preg_replace(): Failed evaluating code: "{$1()}" in /in/WJM9k on line 9
Process exited with code 255.
Output for 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_LNUMBER, expecting T_VARIABLE or '$' in /in/WJM9k(9) : regexp code on line 1 Fatal error: preg_replace(): Failed evaluating code: "{$1()}" in /in/WJM9k on line 9
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_LNUMBER, expecting T_VARIABLE or '$' in /in/WJM9k(9) : regexp code on line 1 Fatal error: preg_replace(): Failed evaluating code: "{$1()}" in /in/WJM9k on line 9
Process exited with code 255.
Output for 4.3.5 - 4.3.10
Parse error: parse error, unexpected T_LNUMBER, expecting T_VARIABLE or '$' in /in/WJM9k(9) : regexp code on line 1 Fatal error: Failed evaluating code: "{$1()}" in /in/WJM9k on line 9
Process exited with code 255.
Output for 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/WJM9k(9) : regexp code on line 1 Fatal error: Failed evaluating code: "{$1()}" in /in/WJM9k on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.3
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/WJM9k(9) : regexp code on line 1
Process exited with code 139.
Output for 4.3.0 - 4.3.1
Parse error: parse error, unexpected T_LNUMBER, expecting T_VARIABLE or '$' in /in/WJM9k(9) : regexp code on line 1
Process exited with code 139.

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