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<?php var_dump( null ?? 'thing' ); var_dump( false ?? 'thing' ); var_dump( '' ?? 'thing' ); var_dump( ' ' ?? 'thing' ); var_dump( 0 ?? 'thing' ); var_dump( [] ?? 'thing' );
Output for git.master, git.master_jit, rfc.property-hooks
string(5) "thing" bool(false) string(0) "" string(1) " " int(0) array(0) { }

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