day08-常用类-String-的分割方法_split

2026-07-22 14:21:15 +08:00
parent 8d7660b26f
commit cc88d133a2
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+package com.inmind.string01;
+/*
+public String[] split(String regex) ：将此字符串按照给定的regex（规则）拆分为字符串数组。
+ */
+public class Demo08 {
+    public static void main(String[] args) {
+        //定义一个字符串，按照,切割，得到对应的数据
+        String str = "11,22,33,44,55";
+        String[] strArr = str.split(",");
+        System.out.println(strArr);//[Ljava.lang.String;@4eec7777
+        for (int i = 0; i < strArr.length; i++) {
+            System.out.println(strArr[i]);
+        }
+        System.out.println("--------------------");
+        //一般会对特定含义的数据进行切割(String---->Student对象)
+        String str1 = "张三,18,上海,12,男";
+        String[] studentArr = str1.split(",");
+        System.out.println("姓名："+studentArr[0]);
+        System.out.println("年龄："+studentArr[1]);
+        System.out.println("地址："+studentArr[2]);
+        System.out.println("学号："+studentArr[3]);
+        System.out.println("性别："+studentArr[4]);
+
+    }
+}