javascript，let array1 = [1, 2, 3];，let array2 = [4, 5, 6];，let mergedArray = array1.concat(array2); // [1, 2, 3, 4, 5, 6]，// 或者，let mergedArray2 = [...array1, ...array2]; // [1, 2, 3, 4, 5, 6]，``javascript，let array1 = [1, 2, 3];，let array2 = [4, 5, 6];，let mergedArray = array1.concat(array2); // [1, 2, 3, 4, 5, 6]，// 或者，let mergedArray2 = [...array1, ...array2]; // [1, 2, 3, 4, 5, 6]，``Powered By Z-BlogPHP 1.7.3