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run code in 300+ PHP versions simultaneously
<?php class ErrorReportingSwitcher { private $old_flags; public function __construct( $flag_add, $flag_remove = 0 ) { echo __METHOD__ . PHP_EOL; $this->old_flags = error_reporting(); $new_flags = $this->old_flags; if ( $flag_add != 0 ){ $new_flags |= $flag_add; } if ( $flag_remove != 0 ){ $new_flags &= ~$flag_remove; } error_reporting($new_flags); } public function __destruct() { echo __METHOD__ . PHP_EOL; if ( $this->old_flags ){ error_reporting( $this->old_flags ); } } } function hoge() { echo "start\n"; $x = new ErrorReportingSwitcher(0,E_STRICT); echo "end\n"; // strict warningが発生する処理 } hoge();
Output for 5.0.2 - 5.0.5, 5.1.0 - 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 - 5.6.38, 7.0.0 - 7.0.32, 7.1.0 - 7.1.33, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
start ErrorReportingSwitcher::__construct end ErrorReportingSwitcher::__destruct
Output for 5.0.0 - 5.0.1
start Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/hmIVZ on line 8 ErrorReportingSwitcher::__constructPHP_EOLend Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/hmIVZ on line 23 ErrorReportingSwitcher::__destructPHP_EOL
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/hmIVZ on line 4
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 T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/hmIVZ on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/hmIVZ on line 4
Process exited with code 255.

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