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<?php $meta_pattern = '/(?<=^|%3$s|\s)(?:(?!\S*%3$s\S*)\S+\s+){0,%2$d}(?:(?!\S*%3$s\S*%1$s)\S*)?%1$s\S*?(?:\s+\S+?){0,%2$d}(?=$|%3$s|\s)/'; $reg = sprintf($meta_pattern, preg_quote('search','/'), 3, preg_quote('$@','/')); $tests = array( array('input' => 'a b c d search e f g h', 'expected' => 'b c d search e f g'), array('input' => 'b c d search e f g h', 'expected' => ''), array('input' => 'a b c d search e f g', 'expected' => ''), array('input' => 'c d search e f g h', 'expected' => ''), array('input' => 'a b c d search e f', 'expected' => ''), array('input' => 'a$@b c d search e f g h', 'expected' => ''), array('input' => 'a b c d search e f g$@h', 'expected' => ''), array('input' => 'a b$@c d search e f g h', 'expected' => ''), array('input' => 'a b c d search e f$@g h', 'expected' => ''), array('input' => 'a b c$@d search e f g h', 'expected' => ''), array('input' => 'a b c d search e$@f g h', 'expected' => ''), array('input' => 'a b c d$@search e f g h', 'expected' => ''), array('input' => 'a b c d search$@e f g h', 'expected' => ''), array('input' => 'a b c d$@search$@e f g h', 'expected' => ''), array('input' => 'a b c d xsearchx e f g h', 'expected' => ''), array('input' => 'b c d xsearchx e f g h', 'expected' => ''), array('input' => 'a b c d xsearchx e f g', 'expected' => ''), array('input' => 'c d xsearchx e f g h', 'expected' => ''), array('input' => 'a b c d xsearchx e f', 'expected' => ''), array('input' => 'a$@b c d xsearchx e f g h', 'expected' => ''), array('input' => 'a b c d xsearchx e f g$@h', 'expected' => ''), array('input' => 'a b$@c d xsearchx e f g h', 'expected' => ''), array('input' => 'a b c d xsearchx e f$@g h', 'expected' => ''), array('input' => 'a b c$@d xsearchx e f g h', 'expected' => ''), array('input' => 'a b c d xsearchx e$@f g h', 'expected' => ''), array('input' => 'a b c d$@xsearchx e f g h', 'expected' => ''), array('input' => 'a b c d xsearchx$@e f g h', 'expected' => ''), array('input' => 'a b c d$@xsearchx$@e f g h', 'expected' => '') ); foreach($tests as $test) { preg_match($reg,$test['input'],$res); assert($res && !empty($res[0]) && $res[0]==$test['expected']); }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught AssertionError: assert($res && !empty($res[0]) && $res[0] == $test['expected']) in /in/5VJaR:39 Stack trace: #0 /in/5VJaR(39): assert(false, 'assert($res && ...') #1 {main} thrown in /in/5VJaR on line 39
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39 Warning: assert(): assert($res && !empty($res[0]) && $res[0] == $test['expected']) failed in /in/5VJaR on line 39
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39 Warning: assert(): Assertion failed in /in/5VJaR on line 39
Output for 4.3.0 - 4.3.1
Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39 Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/5VJaR on line 39
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