{"id":11,"date":"2025-11-29T22:23:36","date_gmt":"2025-11-29T14:23:36","guid":{"rendered":"https:\/\/www.iamnpc.club\/?p=11"},"modified":"2025-11-29T22:23:36","modified_gmt":"2025-11-29T14:23:36","slug":"define%e7%9a%84%e7%ac%94%e8%af%95%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/www.iamnpc.club\/index.php\/2025\/11\/29\/define%e7%9a%84%e7%ac%94%e8%af%95%e9%97%ae%e9%a2%98\/","title":{"rendered":"#define\u7684\u7b14\u8bd5\u95ee\u9898"},"content":{"rendered":"\n<p>\u4e4b\u524d\uff0c\u5728\u7b14\u8bd5\u7684\u65f6\u5019\uff0c\u7ecf\u5e38\u4f1a\u770b\u5230\u8fd9\u6837\u7684\u9898\uff1a<\/p>\n\n\n\n<p>#define ADD(x,y) x+y<\/p>\n\n\n\n<p>\u7136\u540e\u7ed9\u4e00\u4e32\u4ee3\u7801\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>int main()\n{\n    int i = 1;\n    int b = 2;\n    int c = 3*ADD(i,b)*5; \n}<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\u95eec\u7684\u503c\u662f\u591a\u5c11<\/p>\n\n\n\n<p>\u5f53\u65f6\u6211\u53ea\u77e5\u9053define\u6bd4\u8f83\u50cf\u7b80\u5355\u7684\u6587\u672c\u66ff\u6362\uff0c\u5c31\u662f\u5c06\u770b\u5230define\u5de6\u8fb9\u7684\u5185\u5bb9\u4f1a\u81ea\u52a8\u66ff\u6362\u6210\u53f3\u8fb9\u7684\u5185\u5bb9\uff0c\u5374\u4e0d\u77e5\u9053\u5b83\u4e5f\u50cf\u51fd\u6570\u4e00\u6837\u652f\u6301\u53c2\u6570\u00b7\u00b7\u00b7\u00b7<\/p>\n\n\n\n<p>\u6240\u4ee5\uff0c\u770b\u5230\u8fd9\u9053\u9898\u7684\u65f6\u5019\uff0c\u6211\u5c31\u4f1a\u5f88\u8499\u00b7\u00b7\u00b7\u00b7x\u00b7\u00b7\u00b7y\u5728\u54ea\u5462\uff1f<\/p>\n\n\n\n<p>\u5176\u5b9e\u5982\u540c\u4e0a\u9762\u7684\u4f8b\u5b50\u4e00\u6837,i\u548cb\u5c31\u5df2\u7ecf\u50cf\u53c2\u6570\u4e00\u6837\uff0c\u4ee3\u8868\u4e86x\u548cy\u4e86<\/p>\n\n\n\n<p>\u6240\u4ee5ADD(i,b)\u5c31\u88ab\u66ff\u6362\u6210\u4e86i+b<\/p>\n\n\n\n<p>\u4f46\u662f\u95ee\u9898\u6765\u4e86\uff0cdefine\u505a\u7684\u53ea\u662f\u5185\u5bb9\u66ff\u6362\uff0c\u66ff\u6362\u4e4b\u540e\u4f1a\u6210\u4e3a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>int c = 3 * i + n * 5;<\/code><\/pre>\n\n\n\n<p>\u6309\u7167\u4f18\u5148\u7ea7\u5c31\u5f97\u5148\u7b973*i\uff0c\u518d\u7b97n*5\u6700\u540e\u518d\u76f8\u52a0\u5f97\u51fa\u7ed3\u679c\u00b7\u00b7\u00b7\u00b7\u00b7<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u7136\u540e\u6211\u53c8\u505a\u4e86\u4e00\u4e0b\u6d4b\u8bd5\uff0c\u67e5\u770bdefine\u662f\u5426\u771f\u7684\u662f\u5185\u5bb9\u66ff\u6362\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;iostream>\n#include &lt;algorithm>\n#define ADD(x,y) cout&lt;&lt;x&lt;&lt;\" \"&lt;&lt;y&lt;&lt;endl;\n\nusing namespace std;\n\nint main()\n{\n    int i = 1;\n    int b = 2;\n    ADD(i,b)\n}<\/code><\/pre>\n\n\n\n<p>\u7ed3\u679c\u6253\u5370\u51fa\u4e861\u548c2<\/p>\n\n\n\n<p>\u53ef\u4ee5\u770b\u51faADD(x,y)\u7684\u5185\u5bb9\u662f\u8f93\u51fax\u548cy\u7684\u503c\u7684\u8bed\u53e5<\/p>\n\n\n\n<p>\u6211\u5728main\u51fd\u6570\u4e2dADD(i,b)\u751a\u81f3\u90fd\u6ca1\u6709\u5206\u53f7\uff0c\u5982\u679c\u4e0d\u662f\u5185\u5bb9\u66ff\u6362\u7684\u8bdd\uff0c\u6ca1\u6709\u5206\u53f7\u4f1a\u51fa\u9519\u7684\u3002\u4f46\u662f\u56e0\u4e3a\u662f\u5185\u5bb9\u66ff\u6362\u6240\u4ee5\u5f53\u770b\u5230ADD(i,b)\u7684\u65f6\u5019\u76f4\u63a5\u5c31\u8f6c\u5316\u6210\u4e86cout&lt;&lt;i&lt;&lt;&#8221; &#8220;&lt;&lt;b&lt;&lt;endl;\u8fd9\u4e2a\u8bed\u53e5\uff0c\u56e0\u4e3a\u8fd9\u4e2a\u8bed\u53e5\u6709\u5206\u53f7\uff0c\u6240\u4ee5\u6ca1\u6709\u9519\u8bef\uff0c\u80fd\u8fd0\u884c<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e4b\u524d\uff0c\u5728\u7b14\u8bd5\u7684\u65f6\u5019\uff0c\u7ecf\u5e38\u4f1a\u770b\u5230\u8fd9\u6837\u7684\u9898\uff1a #define ADD(x,y) x+y \u7136\u540e\u7ed9\u4e00\u4e32\u4ee3\u7801\uff0c\u4f8b\u5982\uff1a \u7136\u540e\u95eec\u7684\u503c\u662f\u591a\u5c11 \u5f53\u65f6\u6211\u53ea\u77e5\u9053define\u6bd4\u8f83\u50cf\u7b80\u2026<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[5,4],"class_list":["post-11","post","type-post","status-publish","format-standard","hentry","category-3","tag-5","tag-4"],"_links":{"self":[{"href":"https:\/\/www.iamnpc.club\/index.php\/wp-json\/wp\/v2\/posts\/11","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.iamnpc.club\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.iamnpc.club\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.iamnpc.club\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.iamnpc.club\/index.php\/wp-json\/wp\/v2\/comments?post=11"}],"version-history":[{"count":2,"href":"https:\/\/www.iamnpc.club\/index.php\/wp-json\/wp\/v2\/posts\/11\/revisions"}],"predecessor-version":[{"id":13,"href":"https:\/\/www.iamnpc.club\/index.php\/wp-json\/wp\/v2\/posts\/11\/revisions\/13"}],"wp:attachment":[{"href":"https:\/\/www.iamnpc.club\/index.php\/wp-json\/wp\/v2\/media?parent=11"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.iamnpc.club\/index.php\/wp-json\/wp\/v2\/categories?post=11"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.iamnpc.club\/index.php\/wp-json\/wp\/v2\/tags?post=11"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}