📄 testmystring.java
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public class TestMyString{
public static void main(String[] args){
char[] var1={'d','u','j','i','a','n','h','u','a'};
char[] var2={'y','a','n','g','j','i','n','f','e','n','g'};
int length1 = var1.length;
MyString ms1 = new MyString(var1, 0, length1); //用构造函数2
MyString ms2 = new MyString(var2); //用构造函数3
MyString ms3 = new MyString("lihonglei"); //用构造函数4
MyString ms4 = new MyString("zhangxuhui"); //用构造函数4
MyString ms5 = ms1.concat(ms2);
ms5.myPrint();
MyString ms6 = ms4.substring(0,4);
ms6.myPrint();
MyString ms7 = ms4.insert(new MyString("123"),4);
ms7.myPrint();
MyString ms8 = ms4.delete(3,6);
ms8.myPrint();
}
}
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