{"id":208009,"date":"2025-07-08T09:37:03","date_gmt":"2025-07-08T01:37:03","guid":{"rendered":"https:\/\/server.hk\/cnblog\/208009\/"},"modified":"2025-07-08T09:37:03","modified_gmt":"2025-07-08T01:37:03","slug":"xml-%e9%80%9a%e8%bf%87%e5%ad%97%e6%ae%b5%e5%90%8d%e7%a7%b0%e4%b8%ad%e7%9a%84%e7%b4%a2%e5%bc%95%e8%a7%a3%e7%bb%84%e5%8a%a8%e6%80%81%e5%93%8d%e5%ba%94","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208009\/","title":{"rendered":"XML \u901a\u8fc7\u5b57\u6bb5\u540d\u79f0\u4e2d\u7684\u7d22\u5f15\u89e3\u7ec4\u52a8\u6001\u54cd\u5e94"},"content":{"rendered":"

<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> XML \u901a\u8fc7\u5b57\u6bb5\u540d\u79f0\u4e2d\u7684\u7d22\u5f15\u89e3\u7ec4\u52a8\u6001\u54cd\u5e94<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-27 21:15:37<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u201c\u7eb5\u6709\u75be\u98ce\u6765\uff0c\u4eba\u751f\u4e0d\u8a00\u5f03\u201d\uff0c\u8fd9\u53e5\u8bdd\u9001\u7ed9\u6b63\u5728\u5b66\u4e60Golang<\/span>\u7684\u670b\u53cb\u4eec\uff0c\u4e5f\u5e0c\u671b\u5728\u9605\u8bfb\u672c\u6587\u300aXML \u901a\u8fc7\u5b57\u6bb5\u540d\u79f0\u4e2d\u7684\u7d22\u5f15\u89e3\u7ec4\u52a8\u6001\u54cd\u5e94\u300b<\/span>\u540e\uff0c\u80fd\u591f\u771f\u7684\u5e2e\u52a9\u5230\u5927\u5bb6\u3002\u6211\u4e5f\u4f1a\u5728\u540e\u7eed\u7684\u6587\u7ae0\u4e2d\uff0c\u9646\u7eed\u66f4\u65b0Golang<\/span>\u76f8\u5173\u7684\u6280\u672f\u6587\u7ae0\uff0c\u6709\u597d\u7684\u5efa\u8bae\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u975e\u5e38\u611f\u8c22\uff01<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u6211\u6b63\u5728\u5c1d\u8bd5\u89e3\u7ec4\u201c\u52a8\u6001\u201dxml \u54cd\u5e94\uff0c\u4f46\u6211\u4e0d\u786e\u5b9a\u5982\u4f55\u5904\u7406\u5b83\u3002\u670d\u52a1\u5668\u54cd\u5e94\u76f8\u5f53\u5927\u7684\u54cd\u5e94\uff0c\u6240\u4ee5\u6211\u4e0d\u60f3\u4e24\u6b21\u89e3\u6790\u54cd\u5e94\u3002 xml \u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

...\n<nic_cnt>2<\/nic_cnt>\n<ifindex1>eno1<\/ifindex1>\n<ifindex2>eno2<\/ifindex2>\n...<\/pre>\n
\u56e0\u6b64 nic_cnt<\/code> \u5b57\u6bb5\u5b9a\u4e49 ifindex<\/code> \u53d1\u751f\u7684\u6b21\u6570\u3002\u7531\u4e8e\u6211\u4e0d\u77e5\u9053 ifindex<\/code> \u4f1a\u53d1\u751f\u591a\u5c11\u6b21\uff0c\u56e0\u6b64\u6211\u65e0\u6cd5\u9759\u6001\u5b9a\u4e49\u89e3\u7ec4\u54cd\u5e94\u6240\u9700\u7684\u7ed3\u6784\u5b57\u6bb5\u3002<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u60a8\u53ef\u4ee5\u4f7f\u7528\u5e26\u6709 ,any<\/code> xml \u6807\u8bb0\u9009\u9879\u7684\u5207\u7247\u6765\u544a\u8bc9 \u5305\u5c06\u4efb\u4f55 xml \u6807\u8bb0\u653e\u5165\u5176\u4e2d\u3002\u8fd9\u8bb0\u5f55\u5728 \uff1a<\/p>\n
if the xml element contains a sub-element that hasn't matched any\n   of the above rules and the struct has a field with tag \",any\",\n   unmarshal maps the sub-element to that struct field.<\/pre>\n
\u5bf9\u4e8e <ifindexxx><\/code> \u6807\u8bb0\uff0c\u8bf7\u4f7f\u7528\u53e6\u4e00\u4e2a\u5305\u542b\u7c7b\u578b\u4e3a \u7684 xmlname<\/code> \u5b57\u6bb5\u7684\u7ed3\u6784\uff0c\u56e0\u6b64\uff0c\u5982\u679c\u60a8\u9700\u8981\u4ec5\u8fc7\u6ee4\u4ee5 ifindex<\/code> \u5f00\u5934\u7684\u5b57\u6bb5\uff0c\u5219\u5b9e\u9645\u5b57\u6bb5\u540d\u79f0\u5c06\u53ef\u7528\u3002<\/p>\n
\u8ba9\u6211\u4eec\u89e3\u6790\u4ee5\u4e0b xml\uff1a<\/p>\n
<root>\n    <nic_cnt>2<\/nic_cnt>\n    <ifindex1>eno1<\/ifindex1>\n    <ifindex2>eno2<\/ifindex2>\n<\/root><\/pre>\n
\u6211\u4eec\u53ef\u4ee5\u7528\u4ee5\u4e0b\u65b9\u5f0f\u5bf9\u5176\u8fdb\u884c\u5efa\u6a21\uff1a<\/p>\n
type root struct {\n    niccnt  int     `xml:\"nic_cnt\"`\n    entries []entry `xml:\",any\"`\n}\n\ntype entry struct {\n    xmlname xml.name\n    value   string `xml:\",innerxml\"`\n}<\/pre>\n
\u89e3\u6790\u5b83\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n
var root root\nif err := xml.unmarshal([]byte(src), &root); err != nil {\n    panic(err)\n}\nfmt.printf(\"%+v\", root)<\/pre>\n
\u8f93\u51fa\uff08\u5728 \u4e0a\u5c1d\u8bd5\u4e00\u4e0b\uff09\uff1a<\/p>\n
{niccnt:2 entries:[\n    {xmlname:{space: local:ifindex1} value:eno1}\n    {xmlname:{space: local:ifindex2} value:eno2}]}<\/pre>\n
\u8bf7\u6ce8\u610f\uff0croot.entries<\/code> \u8fd8\u5c06\u5305\u542b\u5176\u4ed6\u672a\u6620\u5c04\u7684 xml \u6807\u8bb0\u3002\u5982\u679c\u60a8\u53ea\u5173\u5fc3\u4ee5 ifindex<\/code> \u5f00\u5934\u7684\u6807\u7b7e\uff0c\u5219\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u201c\u8fc7\u6ee4\u201d\u5b83\u4eec\uff1a<\/p>\n
for _, e := range root.entries {\n    if strings.hasprefix(e.xmlname.local, \"ifindex\") {\n        fmt.println(e.xmlname.local, \":\", e.value)\n    }\n}<\/pre>\n
\u5982\u679c xml \u8fd8\u5305\u542b\u9644\u52a0\u6807\u7b7e\uff1a<\/p>\n
<other>something else<\/other><\/pre>\n
\u8f93\u51fa\u5c06\u662f\uff08\u5728 \u4e0a\u5c1d\u8bd5\u8fd9\u4e2a\uff09\uff1a<\/p>\n
{NicCnt:2 Entries:[\n    {XMLName:{Space: Local:ifindex1} Value:eno1}\n    {XMLName:{Space: Local:ifindex2} Value:eno2}\n    {XMLName:{Space: Local:other} Value:something else}]}\nifindex1 : eno1\nifindex2 : eno2<\/pre>\n
\u672c\u7bc7\u5173\u4e8e\u300aXML \u901a\u8fc7\u5b57\u6bb5\u540d\u79f0\u4e2d\u7684\u7d22\u5f15\u89e3\u7ec4\u52a8\u6001\u54cd\u5e94\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-208009","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208009","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=208009"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208009\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=208009"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=208009"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=208009"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}