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<?php // Hack declaration function _expr($v) { return $v; } $_expr = '_expr'; // Our playground define('qwe', 'asd'); define('zxc', 5); $a=3; $b=4; function c($a, $b) { return $a+$b; } // Usage echo "pre {$_expr(1+2)} post\n"; // outputs 'pre 3 post' echo "pre {$_expr(qwe)} post\n"; // outputs 'pre asd post' echo "pre {$_expr(c($a, $b)+zxc*2)} post\n"; // outputs 'pre 17 post' // General syntax is {$_expr(...)}
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.1.6, 5.2.0 - 5.2.17, 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 - 8.3.25, 8.4.1 - 8.4.12
pre 3 post pre asd post pre 17 post
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/aPCSD on line 25
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '(', expecting '}' in /in/aPCSD on line 21
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
Parse error: parse error, unexpected '(', expecting '}' in /in/aPCSD on line 21
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'}'' in /in/aPCSD on line 21
Process exited with code 255.
preferences:
108.89 ms | 411 KiB | 5 Q