A. int key[]={1,2,3,4,5}; B. int key[] = new int[5]; C. int key[]={{1,2,3},{4,5}}; D. int key[][]={{1,2,3},{4,5}};
A. char str[]="HELLO"; B. char str[100]= "HELLO"; C. char str[] = {'H', 'E', 'L', 'L', 'O'}; D. char str[] = {'HELLO'}
A. char型默认值为 '\u0000' B. boolean型默认值为true C. float型默认值为0.0f D. int型默认值为0
A. 数组的元素值 B. 数组的栈地址 C. 数组拷贝 D. 数组的引用
A. float fArr[][]=new float[6][6]; B. float fArr[] = new float[6]; C. float fArr[][]=new float[][6]; D. float[][] fArr=new float[6][];