super \u5173\u952e\u5b57\u4e0e this \u7c7b\u4f3c\uff0cthis \u7528\u6765\u8868\u793a\u5f53\u524d\u7c7b\u7684\u5b9e\u4f8b\uff0csuper \u7528\u6765\u8868\u793a\u7236\u7c7b\u3002<\/p>\n
super \u53ef\u4ee5\u7528\u5728\u5b50\u7c7b\u4e2d\uff0c\u901a\u8fc7\u70b9\u53f7(.)\u6765\u83b7\u53d6\u7236\u7c7b\u7684\u6210\u5458\u53d8\u91cf\u548c\u65b9\u6cd5\u3002super \u4e5f\u53ef\u4ee5\u7528\u5728\u5b50\u7c7b\u7684\u5b50\u7c7b\u4e2d\uff0cJava \u80fd\u81ea\u52a8\u5411\u4e0a\u5c42\u7c7b\u8ffd\u6eaf\u3002<\/p>\n
\u7236\u7c7b\u884c\u4e3a\u88ab\u8c03\u7528\uff0c\u5c31\u597d\u8c61\u8be5\u884c\u4e3a\u662f\u672c\u7c7b\u7684\u884c\u4e3a\u4e00\u6837\uff0c\u800c\u4e14\u8c03\u7528\u884c\u4e3a\u4e0d\u5fc5\u53d1\u751f\u5728\u7236\u7c7b\u4e2d\uff0c\u5b83\u80fd\u81ea\u52a8\u5411\u4e0a\u5c42\u7c7b\u8ffd\u6eaf\u3002<\/p>\n
<\/p>\n
super \u5173\u952e\u5b57\u7684\u529f\u80fd\uff1a<\/p>\n
\u70b9\u53d6\u5df2\u7ecf\u8986\u76d6\u4e86\u7684\u65b9\u6cd5\u3002
\n\u4f5c\u4e3a\u65b9\u6cd5\u540d\u8868\u793a\u7236\u7c7b\u6784\u9020\u65b9\u6cd5\u3002
\n\u8c03\u7528\u9690\u85cf\u53d8\u91cf\u548c\u88ab\u8986\u76d6\u7684\u65b9\u6cd5<\/p>\n
[java]public class Demo{
\n\u00a0\u00a0\u00a0 public static void main(String[] args) {
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Dog obj = new Dog();
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 obj.move();
\n\u00a0\u00a0\u00a0 }
\n}
\nclass Animal{
\n\u00a0\u00a0\u00a0 private String desc = "Animals are human’s good friends";
\n\u00a0\u00a0\u00a0 \/\/ \u5fc5\u987b\u8981\u58f0\u660e\u4e00\u4e2a getter \u65b9\u6cd5
\n\u00a0\u00a0\u00a0 public String getDesc() { return desc; }
\n\u00a0\u00a0\u00a0 public void move(){
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 System.out.println("Animals can move");
\n\u00a0\u00a0\u00a0 }
\n}
\nclass Dog extends Animal{
\n\u00a0\u00a0\u00a0 public void move(){
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 super.move(); \/\/ \u8c03\u7528\u7236\u7c7b\u7684\u65b9\u6cd5
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 System.out.println("Dogs can walk and run");
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/\/ \u901a\u8fc7 getter \u65b9\u6cd5\u8c03\u7528\u7236\u7c7b\u9690\u85cf\u53d8\u91cf
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 System.out.println("Please remember: " + super.getDesc());
\n\u00a0\u00a0\u00a0 }
\n}[\/java]<\/p>\n
\u8fd0\u884c\u7ed3\u679c\uff1a
\nAnimals can move
\nDogs can walk and run
\nPlease remember: Animals are human’s good friends<\/p>\n
move() \u65b9\u6cd5\u4e5f\u53ef\u4ee5\u5b9a\u4e49\u5728\u67d0\u4e9b\u7956\u5148\u7c7b\u4e2d\uff0c\u6bd4\u5982\u7236\u7c7b\u7684\u7236\u7c7b\uff0cJava \u5177\u6709\u8ffd\u6eaf\u6027\uff0c\u4f1a\u4e00\u76f4\u5411\u4e0a\u627e\uff0c\u76f4\u5230\u627e\u5230\u8be5\u65b9\u6cd5\u4e3a\u6b62\u3002<\/p>\n
\u901a\u8fc7 super \u8c03\u7528\u7236\u7c7b\u7684\u9690\u85cf\u53d8\u91cf\uff0c\u5fc5\u987b\u8981\u5728\u7236\u7c7b\u4e2d\u58f0\u660e getter \u65b9\u6cd5\uff0c\u56e0\u4e3a\u58f0\u660e\u4e3a private \u7684\u6570\u636e\u6210\u5458\u5bf9\u5b50\u7c7b\u662f\u4e0d\u53ef\u89c1\u7684\u3002
\n\u8c03\u7528\u7236\u7c7b\u7684\u6784\u9020\u65b9\u6cd5<\/p>\n
\u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\uff0c\u4f7f\u7528\u9ed8\u8ba4\u6784\u9020\u65b9\u6cd5\u6765\u5bf9\u7236\u7c7b\u5bf9\u8c61\u8fdb\u884c\u521d\u59cb\u5316\u3002\u5f53\u7136\u4e5f\u53ef\u4ee5\u4f7f\u7528 super \u6765\u663e\u793a\u8c03\u7528\u7236\u7c7b\u7684\u6784\u9020\u65b9\u6cd5\u3002<\/p>\n
[java]public class Demo{
\n\u00a0\u00a0\u00a0 public static void main(String[] args) {
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Dog obj = new Dog("\u82b1\u82b1", 3);
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 obj.say();
\n\u00a0\u00a0\u00a0 }
\n}
\nclass Animal{
\n\u00a0\u00a0\u00a0 String name;
\n\u00a0\u00a0\u00a0 public Animal(String name){
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 this.name = name;
\n\u00a0\u00a0\u00a0 }
\n}
\nclass Dog extends Animal{
\n\u00a0\u00a0\u00a0 int age;
\n\u00a0\u00a0\u00a0 public Dog(String name, int age){
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 super(name);
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 this.age = age;
\n\u00a0\u00a0\u00a0 }
\n\u00a0\u00a0\u00a0 public void say(){
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 System.out.println("\u6211\u662f\u4e00\u53ea\u53ef\u7231\u7684\u5c0f\u72d7\uff0c\u6211\u7684\u540d\u5b57\u53eb" + name + "\uff0c\u6211" + age + "\u5c81\u4e86");
\n\u00a0\u00a0\u00a0 }
\n}[\/java]<\/p>\n
\u8fd0\u884c\u7ed3\u679c\uff1a
\n\u6211\u662f\u4e00\u53ea\u53ef\u7231\u7684\u5c0f\u72d7\uff0c\u6211\u7684\u540d\u5b57\u53eb\u82b1\u82b1\uff0c\u62113\u5c81\u4e86<\/p>\n
\u6ce8\u610f\uff1a\u65e0\u8bba\u662f super() \u8fd8\u662f this()\uff0c\u90fd\u5fc5\u987b\u653e\u5728\u6784\u9020\u65b9\u6cd5\u7684\u7b2c\u4e00\u884c\u3002<\/p>\n
\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff1a
\n\u5728\u6784\u9020\u65b9\u6cd5\u4e2d\u8c03\u7528\u53e6\u4e00\u4e2a\u6784\u9020\u65b9\u6cd5\uff0c\u8c03\u7528\u52a8\u4f5c\u5fc5\u987b\u7f6e\u4e8e\u6700\u8d77\u59cb\u7684\u4f4d\u7f6e\u3002
\n\u4e0d\u80fd\u5728\u6784\u9020\u65b9\u6cd5\u4ee5\u5916\u7684\u4efb\u4f55\u65b9\u6cd5\u5185\u8c03\u7528\u6784\u9020\u65b9\u6cd5\u3002
\n\u5728\u4e00\u4e2a\u6784\u9020\u65b9\u6cd5\u5185\u53ea\u80fd\u8c03\u7528\u4e00\u4e2a\u6784\u9020\u65b9\u6cd5\u3002<\/p>\n
\u5982\u679c\u7f16\u5199\u4e00\u4e2a\u6784\u9020\u65b9\u6cd5\uff0c\u65e2\u6ca1\u6709\u8c03\u7528 super() \u4e5f\u6ca1\u6709\u8c03\u7528 this()\uff0c\u7f16\u8bd1\u5668\u4f1a\u81ea\u52a8\u63d2\u5165\u4e00\u4e2a\u8c03\u7528\u5230\u7236\u7c7b\u6784\u9020\u65b9\u6cd5\u4e2d\uff0c\u800c\u4e14\u4e0d\u5e26\u53c2\u6570\u3002<\/p>\n
\u6700\u540e\u6ce8\u610f super \u4e0e this \u7684\u533a\u522b\uff1asuper \u4e0d\u662f\u4e00\u4e2a\u5bf9\u8c61\u7684\u5f15\u7528\uff0c\u4e0d\u80fd\u5c06 super \u8d4b\u503c\u7ed9\u53e6\u4e00\u4e2a\u5bf9\u8c61\u53d8\u91cf\uff0c\u5b83\u53ea\u662f\u4e00\u4e2a\u6307\u793a\u7f16\u8bd1\u5668\u8c03\u7528\u7236\u7c7b\u65b9\u6cd5\u7684\u7279\u6b8a\u5173\u952e\u5b57\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
super \u5173\u952e\u5b57\u4e0e this \u7c7b\u4f3c\uff0cthis \u7528\u6765\u8868\u793a\u5f53\u524d\u7c7b\u7684\u5b9e\u4f8b\uff0csuper \u7528\u6765\u8868\u793a\u7236\u7c7b\u3002 super […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[16],"tags":[33],"_links":{"self":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/93"}],"collection":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=93"}],"version-history":[{"count":3,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/93\/revisions"}],"predecessor-version":[{"id":1735,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/93\/revisions\/1735"}],"wp:attachment":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=93"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=93"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=93"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}