java如何定义字符串数组

Java

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abcd1126

2023-03-07 03:32

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Java
Java

Java中定义字符串数组可以使用如下方式:

1. 使用大括号{}声明并初始化字符串数组:

Java

Apple
Apple

String[] strArray = {"Apple", "banana", "cherry", "date"};

2. 使用new关键字创建新的字符串数组:

Java

String[] strArray = new String[4];

strArray[0] = "Apple";

strArray[1] = "banana";

strArray[2] = "cherry";

strArray[3] = "date";

3. 使用split方法将一个字符串分割成数组:

Java

String str = "Apple,banana,cherry,date";

String[] strArray = str.split(",");

4. 使用Arrays类中的asList方法将一个List转换成数组:

Java

List strList = new ArrayList<>(Arrays.asList("Apple", "banana", "cherry", "date"));

String[] strArray = strList.toArray(new String[0]);

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