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<?php echo serialize([1,2,4]); echo "\n\n"; var_export([1,2,3,4]);
Output for git.master, git.master_jit, rfc.property-hooks
a:3:{i:0;i:1;i:1;i:2;i:2;i:4;} array ( 0 => 1, 1 => 2, 2 => 3, 3 => 4, )

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