{"id":207025,"date":"2025-07-08T08:26:07","date_gmt":"2025-07-08T00:26:07","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207025\/"},"modified":"2025-07-08T08:26:07","modified_gmt":"2025-07-08T00:26:07","slug":"%e6%97%a0%e6%b3%95%e9%80%9a%e8%bf%87%e7%bb%93%e6%9e%84%e4%bd%93%e6%96%b9%e6%b3%95%e6%9b%bf%e6%8d%a2%e6%8c%87%e9%92%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207025\/","title":{"rendered":"\u65e0\u6cd5\u901a\u8fc7\u7ed3\u6784\u4f53\u65b9\u6cd5\u66ff\u6362\u6307\u9488"},"content":{"rendered":"<p><b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>\u65e0\u6cd5\u901a\u8fc7\u7ed3\u6784\u4f53\u65b9\u6cd5\u66ff\u6362\u6307\u9488<\/span><\/p>\n<p><span>\u6765\u6e90\uff1astackoverflow<\/span><br \/>\n<span>2024-04-19 16:00:33<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u4eb2\u7231\u7684\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5982\u679c\u4f60\u70b9\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u8bf4\u660e\u4f60\u5bf9\u300a\u65e0\u6cd5\u901a\u8fc7\u7ed3\u6784\u4f53\u65b9\u6cd5\u66ff\u6362\u6307\u9488\u300b\u5f88\u611f\u5174\u8da3\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u7ed9\u5927\u5bb6\u8be6\u7ec6\u89e3\u6790\u4e00\u4e0b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u6240\u6709\u8ba4\u771f\u8bfb\u5b8c\u7684\u7ae5\u978b\u4eec\uff0c\u90fd\u6709\u5b9e\u8d28\u6027\u7684\u63d0\u9ad8\u3002<\/p>\n<p> \u95ee\u9898\u5185\u5bb9<br \/>\n <\/p>\n<p>\u6709\u4e00\u4e2a\u8fd4\u56de\u6307\u9488\u7684\u7ed3\u6784\u65b9\u6cd5\uff1a<\/p>\n<pre>func (d *datamap) get(p coord) *celldata {\n    return &amp;d.data[p.x+(p.y*d.size)]\n}<\/pre>\n<p>d.data \u662f\u4e00\u4e2a celldata \u6570\u7ec4\uff0c\u5b83\u662f\u4e00\u4e2a\u5177\u6709\u591a\u4e2a\u5b57\u6bb5\u7684\u7ed3\u6784\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u6cd5\u6211\u53ef\u4ee5\u4fee\u6539\u6bcf\u4e2a\u5b57\u6bb5\u7684\u5185\u90e8\u503c\uff0c\u5373\uff1a<\/p>\n<pre>example.get(p).something = 123<\/pre>\n<p>\u4f46\u6211\u4e0d\u80fd\u505a\u8fd9\u6837\u7684\u4e8b\u60c5\uff1a<\/p>\n<pre>example.get(p) = *yada (yada is a *celldata)<\/pre>\n<p>\u6211\u60f3\u7528\u6211\u5f97\u5230\u7684\u53e6\u4e00\u4e2a\u6307\u9488\u66ff\u6362\u6307\u9488\uff1a<\/p>\n<pre>cannot assign to example.Get(p)(undefined)<\/pre>\n<p>\u6211\u505a\u9519\u4e86\u4ec0\u4e48\uff1f\u51fd\u6570\u7684\u8f93\u51fa\u5df2\u5b9a\u4e49\uff0c\u4e0d\u77e5\u9053\u4e3a\u4ec0\u4e48\u4f1a\u51fa\u73b0\u8be5\u9519\u8bef\u3002\u73b0\u5728\u6211\u901a\u8fc7\u76f4\u63a5\u8bbf\u95ee\u6570\u7ec4\u4fee\u590d\u4e86\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n<p>\u8c22\u8c22\u3002<\/p>\n<p> <\/p>\n<h2>\u89e3\u51b3\u65b9\u6848<\/h2>\n<p> <\/p>\n<p><code>get<\/code> \u8fd4\u56de\u4e00\u4e2a\u6307\u9488\uff0c\u56e0\u6b64\u5982\u679c\u60a8\u60f3\u5b58\u50a8\u5230\u8be5\u6307\u9488\u6240\u6307\u5411\u7684\u4efb\u4f55\u5185\u5bb9\uff0c\u5219\u9700\u8981\u5728\u5f00\u5934\u6dfb\u52a0 <code>*<\/code> \uff08\u6307\u9488\u53d6\u6d88\u5f15\u7528\uff09\uff1a<\/p>\n<pre>*(example.Get(p)) = *yada<\/pre>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u65e0\u6cd5\u901a\u8fc7\u7ed3\u6784\u4f53\u65b9\u6cd5\u66ff\u6362\u6307\u9488\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591aGolang\u77e5\u8bc6\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u524d\u4f4d\u7f6e\uff1a &gt; &gt; &#46;&#46;&#46;<\/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-207025","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207025","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=207025"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207025\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207025"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207025"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207025"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}