{"id":392,"date":"2021-01-25T14:50:29","date_gmt":"2021-01-25T06:50:29","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/java\/?p=392"},"modified":"2021-02-18T01:08:14","modified_gmt":"2021-02-17T17:08:14","slug":"this-%e5%85%b3%e9%94%ae%e5%ad%97","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/java\/post-392.html","title":{"rendered":"this \u5173\u952e\u5b57"},"content":{"rendered":"\n

this \u5173\u952e\u5b57\u6709 3 \u79cd\u4f5c\u7528<\/p>\n\n\n\n

1.\u8868\u793a\u6210\u5458\u53d8\u91cf\u548c\u6210\u5458\u65b9\u6cd5<\/h5>\n\n\n\n

\u8bed\u6cd5\u683c\u5f0f\u4e3a<\/p>\n\n\n\n

this.\u53d8\u91cf\u540d;  \/\/\uff08\u6216\u65b9\u6cd5\u540d)<\/code><\/pre>\n\n\n\n
\u4f8b\u5982\uff0c\u628a\u5c40\u90e8\u53d8\u91cf\u7684 name \u8d4b\u503c\u7ed9 \u6210\u5458\u53d8\u91cf\u7684 name<\/p>\n\n\n\n
public class Person {\n\tprivate String name; \/\/\u6210\u5458\u53d8\u91cf\u7684 name\n\tpublic void setName(String name) {  \/\/\u5c40\u90e8\u53d8\u91cf\u7684 name\n\t\tthis.name = name;\n\t}\n}<\/code><\/pre>\n\n\n\n
\u5f53\u6210\u5458\u53d8\u91cf(\u6216\u65b9\u6cd5) \u548c \u5c40\u90e8\u53d8\u91cf(\u6216\u65b9\u6cd5) \u91cd\u540d\u65f6\uff0c\u7528 this.\u53d8\u91cf\u540d \u8868\u793a\u6210\u5458\u53d8\u91cf<\/p>\n\n\n\n
2.\u8c03\u7528\u5176\u4ed6\u6784\u9020\u65b9\u6cd5<\/h5>\n\n\n\n
\u8bed\u6cd5\u683c\u5f0f\u4e3a<\/p>\n\n\n\n
this(\u53c2\u6570);<\/code><\/pre>\n\n\n\n
\u4f8b\u5982\uff0c\u5728 person \u7c7b\u7684\u7a7a\u53c2\u6784\u9020\u4e2d\uff0c\u8c03\u7528\u5176\u4ed6\u6784\u9020<\/p>\n\n\n\n
public class Person {\n\tprivate String name;\n\tpublic Person() {\n\t\tthis(\"zhangsan\");\n \/\/\u5728\u7a7a\u53c2\u6784\u9020\u91cc\uff0c\u8c03\u7528\u5176\u4ed6\u6784\u9020\n\t}\n\tpublic Person(String name) {\n\t\tthis.name = name;\n\t}\n}<\/code><\/pre>\n\n\n\n
\uff08 this\u8c03\u7528\u6784\u9020\u65b9\u6cd5\uff0c\u5fc5\u987b\u5728\u6784\u9020\u65b9\u6cd5\u7684\u7b2c\u4e00\u884c\uff0c\u4e14\u4e0d\u80fd\u4e0e super() \u540c\u7528\uff09<\/p>\n\n\n\n
3.\u7528\u4f5c\u8fd4\u56de\u503c<\/h5>\n\n\n\n
\u8bed\u6cd5\u683c\u5f0f\u4e3a<\/p>\n\n\n\n
return this;<\/code><\/pre>\n\n\n\n
this \u7684\u503c\uff0c\u7ed1\u5b9a\u7684\u662f\u5f53\u524d\u8c03\u7528\u5b83\u7684\u7c7b\uff0c\u8c01\u8c03\u7528\u5b83\uff0cthis \u5c31\u7ed1\u5b9a\u8c01<\/p>\n\n\n\n
public class Person {\n\tpublic Person returnMyself() {\n\t\treturn this;\n\t}\n}<\/code><\/pre>\n\n\n\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
this \u5173\u952e\u5b57\u6709 3 \u79cd\u4f5c\u7528 1.\u8868\u793a\u6210\u5458\u53d8\u91cf\u548c\u6210\u5458\u65b9\u6cd5 \u8bed\u6cd5\u683c\u5f0f\u4e3a \u4f8b\u5982\uff0c\u628a\u5c40\u90e8\u53d8\u91cf\u7684 name \u8d4b\u503c\u7ed9 … \u7ee7\u7eed\u9605\u8bfb this \u5173\u952e\u5b57<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[13],"tags":[],"_links":{"self":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/392"}],"collection":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/comments?post=392"}],"version-history":[{"count":0,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/392\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/media?parent=392"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/categories?post=392"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/tags?post=392"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}