arrayList = new ArrayList(Arrays.asList(stringArray)); System.out.println(arrayList); // [a, b, c, d, e] // 3. 判断数组中是否包含某个值 String[] stringArray = {"a", "b", "c"， "d", "e"}; boolean b = Arrays.asList(stringArray).contains("a"); System.out.println(b); // true "> arrayList = new ArrayList(Arrays.asList(stringArray)); System.out.println(arrayList); // [a, b, c, d, e] // 3. 判断数组中是否包含某个值 String[] stringArray = {"a", "b", "c"， "d", "e"}; boolean b = Arrays.asList(stringArray).contains("a"); System.out.println(b); // true "> arrayList = new ArrayList(Arrays.asList(stringArray)); System.out.println(arrayList); // [a, b, c, d, e] // 3. 判断数组中是否包含某个值 String[] stringArray = {"a", "b", "c"， "d", "e"}; boolean b = Arrays.asList(stringArray).contains("a"); System.out.println(b); // true "> 
// 1. 将Array转换成str
int[] array = {1, 2, 3, 4, 5};
String str = Arrays.toString(array);

System.out.println(array); // [I@1725102
System.out.println(str); // [1, 2, 3, 4, 5]

// 2. 根据数组创建ArrayList
String[] stringArray = {"a", "b", "c"， "d", "e"};
ArrayList<String> arrayList = new ArrayList<String>(Arrays.asList(stringArray));
System.out.println(arrayList); // [a, b, c, d, e]

// 3. 判断数组中是否包含某个值
String[] stringArray = {"a", "b", "c"， "d", "e"};
boolean b = Arrays.asList(stringArray).contains("a");
System.out.println(b); // true