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<?hh $foo = $x ==> $x + 1; $foo(12); // returns 13 $squared = array_map($x ==> $x*$x, array(1,2,3)); var_dump($squared); // $squared is array(1,4,9)
Output for git.master, git.master_jit, rfc.property-hooks
<?hh $foo = $x ==> $x + 1; $foo(12); // returns 13 $squared = array_map($x ==> $x*$x, array(1,2,3)); var_dump($squared); // $squared is array(1,4,9)

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