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<?php class Abc { public const TICKET_SEND_AUTO_RESPONSE = 0; public function test() { $s = <<<XML <sendautoresponder>$${constant('self::TICKET_SEND_AUTO_RESPONSE')}</sendautoresponder> XML; return $s; } } $t = new Abc(); var_dump($t->test());
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Deprecated: Using ${expr} (variable variables) in strings is deprecated, use {${expr}} instead in /in/HMDKR on line 10 Warning: Undefined variable $0 in /in/HMDKR on line 10 string(52) " <sendautoresponder>$</sendautoresponder>"
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Deprecated: Using ${expr} (variable variables) in strings is deprecated, use {${expr}} instead in /in/HMDKR on line 10 Warning: Undefined variable $0 in /in/HMDKR on line 10 string(52) " <sendautoresponder>$</sendautoresponder>"
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27
Warning: Undefined variable $0 in /in/HMDKR on line 10 string(52) " <sendautoresponder>$</sendautoresponder>"
Output for 7.1.0 - 7.1.33, 7.2.6 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: 0 in /in/HMDKR on line 10 string(52) " <sendautoresponder>$</sendautoresponder>"
Output for 7.3.32 - 7.3.33
string(52) " <sendautoresponder>$</sendautoresponder>"
Output for 7.0.0 - 7.0.20
Parse error: syntax error, unexpected 'const' (T_CONST), expecting variable (T_VARIABLE) in /in/HMDKR on line 5
Process exited with code 255.

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