day08--常用类-String-的分割方法_split

day08/src/com/inmind/string01/Demo07.java

@@ -0,0 +1,24 @@
+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 Demo07 {
+    public static void main(String[] args) {
+        //给你一个携带学生信息的字符串，请将它切割后创建出一个学生对象
+        String s = "张三,20,男,南京";
+        String[] strArr = s.split(",");
+        System.out.println(strArr.length);//4
+        System.out.println(strArr);//[Ljava.lang.String;@4eec7777
+        Student student = new Student(
+                strArr[0],
+                Integer.parseInt(strArr[1]),
+                strArr[2],
+                strArr[3]
+        );
+        System.out.println(student.gender);
+        System.out.println(student.address);
+        System.out.println(student.age);
+        System.out.println(student.name);
+
+    }
+}

day08/src/com/inmind/string01/Student.java

@@ -3,7 +3,16 @@ package com.inmind.string01;
 public class Student {
     String name;
     int age;
+    String gender;
+    String address;
 
     public Student() {
     }
+
+    public Student(String name, int age, String gender, String address) {
+        this.name = name;
+        this.age = age;
+        this.gender = gender;
+        this.address = address;
+    }
 }