Correct Answer: Variable names are case-insensitive.
Explanation:
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In the following PHP 7.1 code snippet, commenting or removing which code line will result in the successful compilation of the code? 1. 2. namespace X\Y\Z; 3. class Exception extends \Exception {} 4. $x = new Exception() 5. $y = new \Exception('hi'); 6. $z = new ArrayObject; 7. ?>
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What will be the output? declare(ticks=1); function t_handler() { echo 'Example function\n'; } register_tick_function( $x = 1; if ($x > 0) { $x += 2; print($x); } ?>
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(8 < 1 || 4 >= 4 ) will return