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<?php $arr = [1410065407 => 'some value']; $arr[999999999999999999999999999999] = 'another value'; var_dump($arr);
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Implicit conversion from float 1.0E+30 to int loses precision in /in/jnHh1 on line 4 array(2) { [1410065407]=> string(10) "some value" [5076964154930102272]=> string(13) "another value" }

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