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<?php ini_set('precision', 12); echo json_encode(array( "a"=>1234234234234234), JSON_FLOAT_AS_STRING);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Undefined constant "JSON_FLOAT_AS_STRING" in /in/mgMbQ:5 Stack trace: #0 {main} thrown in /in/mgMbQ on line 5
Process exited with code 255.

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