1.关于java.lang.string.split
xxx.split()方法可以将一个字符串分割为子字符串,然后将结果作为字符串数组返回。
2.字符串转字符数组
String str =" aa.png,a2.png,a3.png";
String[] arrayStr =new String[]{};
arrayStr = str.split(",");
3.字符数组转list
List list = java.util.Arrays.asList(arrayStr);
4.list转化为字符数组
String[] storeStr = list.toArray(new String[list.size()]);
- public class SplitTest {
-
- public static void main(String args[]) {
-
- String str = "a1.png,a2.png,a3.png";
- String[] arrayStr = new String[] {};
- List<String> list = new ArrayList<String>();
-
- arrayStr = str.split(",");
- list = java.util.Arrays.asList(arrayStr);
- String[] storeStr = list.toArray(new String[list.size()]);
-
-
- for (String s : arrayStr) {
- System.out.println(s);
-
- }
- System.out.println("-------------");
-
- for (String s : list) {
- System.out.println(s);
-
- }
- System.out.println("-------------");
-
- for (String s : storeStr) {
- System.out.println(s);
-
- }
- System.out.println("-------------");
- }
- }
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