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<?php //18614004082为手机号 $arr[18614004082] = 9; var_dump($arr);//1434134898 => 9 echo intval($arr[0]);
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { [18614004082]=> int(9) } Warning: Undefined array key 0 in /in/g9ZPt on line 7 0

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