java-for each遍歷一維數組和二維數組

for each語法：java for(type l:o){ expression; } 遍歷一維數組：web int[] a={4,45,6,76,8}; for(int i:a){ System.out.print(i+" "); } ->4 45 6 76 8express 遍歷二維數組：數組 int[][] a = {{1,2},{3,5},{9,8},{8,9},{1,2}};

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