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- --TEST--
- Testing operations with undefined variable
- --FILE--
- <?php
- var_dump($a[1]);
- var_dump($a[$c]);
- var_dump($a + 1);
- var_dump($a + $b);
- var_dump($a++);
- var_dump(++$b);
- var_dump($a->$b);
- var_dump($a->$b);
- var_dump($a->$b->{$c[1]});
- ?>
- --EXPECTF--
- Warning: Undefined variable $a in %s on line %d
- Warning: Trying to access array offset on value of type null in %s on line %d
- NULL
- Warning: Undefined variable $a in %s on line %d
- Warning: Undefined variable $c in %s on line %d
- Warning: Trying to access array offset on value of type null in %s on line %d
- NULL
- Warning: Undefined variable $a in %s on line %d
- int(1)
- Warning: Undefined variable $a in %s on line %d
- Warning: Undefined variable $b in %s on line %d
- int(0)
- Warning: Undefined variable $a in %s on line %d
- NULL
- Warning: Undefined variable $b in %s on line %d
- int(1)
- Warning: Attempt to read property "1" on int in %s on line %d
- NULL
- Warning: Attempt to read property "1" on int in %s on line %d
- NULL
- Warning: Undefined variable $c in %s on line %d
- Warning: Trying to access array offset on value of type null in %s on line %d
- Warning: Attempt to read property "1" on int in %s on line %d
- Warning: Attempt to read property "" on null in %s on line %d
- NULL
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