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<?php function a($pattern, $subject, &$matches = null) { return preg_match($patter, $subject, $matches); } $r = a('~[a|b]+~', 'aaaa', $matches); var_dump($r, $matches); $r = a('~[a|b]+~', 'aaaa'); var_dump($r);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Warning: Undefined variable $patter in /in/rZZrc on line 5 Deprecated: preg_match(): Passing null to parameter #1 ($pattern) of type string is deprecated in /in/rZZrc on line 5 Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false) NULL Warning: Undefined variable $patter in /in/rZZrc on line 5 Deprecated: preg_match(): Passing null to parameter #1 ($pattern) of type string is deprecated in /in/rZZrc on line 5 Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false)
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $patter in /in/rZZrc on line 5 Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false) NULL Warning: Undefined variable $patter in /in/rZZrc on line 5 Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false)
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: patter in /in/rZZrc on line 5 Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false) NULL Notice: Undefined variable: patter in /in/rZZrc on line 5 Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false)
Output for 7.3.32 - 7.3.33
Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false) NULL Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false)
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6
Notice: Undefined variable: patter in /in/rZZrc on line 5 Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false) array(0) { } Notice: Undefined variable: patter in /in/rZZrc on line 5 Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false)
Output for 5.0.0 - 5.0.3
Notice: Undefined variable: patter in /in/rZZrc on line 5 Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false) array(0) { } Notice: Undefined variable: patter in /in/rZZrc on line 5 Warning: preg_match(): Empty regular expression in /in/rZZrc on line 5 bool(false)
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '=', expecting ')' in /in/rZZrc on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected '=', expecting ')' in /in/rZZrc on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/rZZrc on line 3
Process exited with code 255.
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