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<?hh echo ((() ==> fun("strlen"))())('Hello'); // 5 echo (($f, $v) ==> $f($v))(strlen, 'Hello'); // 5 + Notice: Use of undefined constant strlen - assumed 'strlen' echo (true ? strlen : intval)('100'); // Fatal error: syntax error, unexpected '(', expecting ',' or ';' on line 3
Output for git.master, git.master_jit, rfc.property-hooks
<?hh echo ((() ==> fun("strlen"))())('Hello'); // 5 echo (($f, $v) ==> $f($v))(strlen, 'Hello'); // 5 + Notice: Use of undefined constant strlen - assumed 'strlen' echo (true ? strlen : intval)('100'); // Fatal error: syntax error, unexpected '(', expecting ',' or ';' on line 3

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