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<?php session_set_save_handler( function() {return true;}, function() {return true;}, function() {return true;}, function() {return true;}, function() { $contents = ob_get_contents(); ob_end_clean(); print substr($contents, 0, 5); print ' PHP '; print substr($contents, 5); return true; }, function(){return true;} ); session_start(); ob_start(); echo 'Hello'; echo 'World'; session_destroy();
Output for git.master, git.master_jit, rfc.property-hooks
Warning: session_start(): Failed to read session data: user (path: ) in /in/13ts0 on line 12 HelloWorld Warning: session_destroy(): Trying to destroy uninitialized session in /in/13ts0 on line 19

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