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<?php $a = array(1,2,3,4,5); function arrayFlip($a) { $b = array_flip($a); var_dump(isset($a[1])); } function inArray($a) { var_dump(in_array(1,$a); } arrayFlip($a); inArray($a);
Output for 5.3.0 - 5.3.23, 5.4.0 - 5.4.13
Parse error: syntax error, unexpected ';' in /in/hmLnp on line 10
Process exited with code 255.

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