{"id":305300,"date":"2021-01-14T17:07:25","date_gmt":"2021-01-14T09:07:25","guid":{"rendered":"http:\/\/4563.org\/?p=305300"},"modified":"2021-01-14T17:07:25","modified_gmt":"2021-01-14T09:07:25","slug":"%e8%af%b7%e6%95%99-go-%e7%94%a8%e5%8f%8d%e5%b0%84%e4%bf%ae%e6%94%b9%e7%bb%93%e6%9e%84%e4%bd%93%e7%9a%84%e5%80%bc%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=305300","title":{"rendered":"\u8bf7\u6559 Go \u7528\u53cd\u5c04\u4fee\u6539\u7ed3\u6784\u4f53\u7684\u503c\u7684\u95ee\u9898"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  \u8bf7\u6559 Go \u7528\u53cd\u5c04\u4fee\u6539\u7ed3\u6784\u4f53\u7684\u503c\u7684\u95ee\u9898               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : jonathanchoo <\/span>  <span><i><\/i> 9<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\"> <\/p>\n<p>\u5982\u679c\u662f\u666e\u901a\u7684\u7ed3\u6784\u4f53\uff0c\u904d\u5386 numField \u6839\u636e Field(i).Name \u4fee\u6539\u5c31\u53ef\u4ee5\u4e86<\/p>\n<p>\u4f46\u662f\u5982\u679c\u9047\u5230\u5d4c\u5957\u7ed3\u6784\u4f53\u600e\u4e48\u529e<\/p>\n<p>\u4f8b\u5982<\/p>\n<pre><code>type A struct {   field1 string   ...   B }  type B struct {   field2 string } <\/code><\/pre>\n<p>\u5982\u4f55\u4fee\u6539\u4fee\u6539 field2 \u7684\u503c\u5462\uff1f<\/p>\n<\/p><\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>2<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li data-pid=\"4969800\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : notamail <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             1. \u4f60\u8fd9\u5e76\u4e0d\u662f\u5d4c\u5957\u7ed3\u6784\u4f53\u3002\u3002\u3002<br \/>2. \u8fd9\u79cd\u7ed3\u6784\u53ef\u4ee5\u8003\u8651\u7528 map \u6765\u5904\u7406                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"4969801\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : joesonw <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             1. \u79c1\u6709\u53d8\u91cf\u6539\u4e0d\u4e86\u7684.<br \/>2. struct \u4e5f\u662f\u4fee\u6539\u4e0d\u4e86, \u8981 *B<\/p>\n<p>type A struct {<br \/> Field1 string<br \/> *B<br \/>}<\/p>\n<p>type B struct {<br \/> Field2 string<br \/>}<\/p>\n<p>func main() {<br \/> a := A{B: &amp;B{Field2: &#8220;123&#8221;}}<br \/> println(a.B.Field2)<br \/> v := reflect.ValueOf(&amp;a)<br \/> v.Elem().FieldByName(&#8220;B&#8221;).Elem().FieldByName(&#8220;Field2&#8221;).Set(reflect.ValueOf(&#8220;456&#8221;))<br \/> println(a.B.Field2)<br \/>}<\/p>\n<p>https:\/\/play.golang.org\/p\/dJ5sWunyVby                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>\u8bf7\u6559 Go \u7528\u53cd\u5c04\u4fee\u6539\u7ed3\u6784\u4f53\u7684\u503c\u7684&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/305300"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=305300"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/305300\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=305300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=305300"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=305300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}