题目内容
以下php程序的运行结果空白处应填什么。1,2,3,8,9,6,"b"=>5,-1,"c"=>8,0,7);echo"";print_r($arr);?>运行结果:Array([a] =>[0] => 2[ ] => 3[2] => 8[3] => 9[4] => 6[ ] => 5[5] => -1[c] =>[6] => 0[7] => 7)
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