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run code in 300+ PHP versions simultaneously
<?php echo 'Initial settings:'.PHP_EOL; echo 'zend.assertions: '.ini_get('zend.assertions').PHP_EOL; echo 'assert.active: '.ini_get('assert.active').PHP_EOL; assert_options(ASSERT_ACTIVE, 0); echo 'After altering settings:'.PHP_EOL; echo 'zend.assertions: '.ini_get('zend.assertions').PHP_EOL; echo 'assert.active: '.ini_get('assert.active').PHP_EOL; $assert = false; assert($assert = true); if($assert) echo 'Code in assert() was evaluated'.PHP_EOL; else echo 'Code in assert() was NOT evaluated'.PHP_EOL;

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