{"id":317,"date":"2023-10-14T08:11:10","date_gmt":"2023-10-14T00:11:10","guid":{"rendered":"https:\/\/wp.minicoda.com\/?p=317"},"modified":"2025-03-09T09:08:23","modified_gmt":"2025-03-09T01:08:23","slug":"%e6%9d%a1%e4%bb%b6%e8%af%ad%e5%8f%a5","status":"publish","type":"post","link":"https:\/\/wp.minicoda.com\/index.php\/%e6%9d%a1%e4%bb%b6%e8%af%ad%e5%8f%a5\/","title":{"rendered":"\u6761\u4ef6\u8bed\u53e5"},"content":{"rendered":"\n<p>  \u4e07\u4e8b\u90fd\u6709\u7b2c\u4e8c\u79cd\u53ef\u80fd\uff0c\u5982\u679c\u4e0d\u662f\uff0c\u90a3\u4e00\u5b9a\u6709\u7b2c\u4e09\u79cd\u53ef\u80fd\u3002\u6761\u4ef6\u8bed\u53e5\u4e00\u822c\u5206\u4e3a\u5982\u4e0b\u4e09\u79cd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>if\/else<\/li>\n\n\n\n<li>\u6761\u4ef6\u8fd0\u7b97\u7b26 a ? b : c<\/li>\n\n\n\n<li>switch\u591a\u5206\u652f\u9009\u62e9<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7f16\u7a0b\u8bed\u8a00\u7684\u6761\u4ef6\u8bed\u53e5<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\/ObjC\/C++\/Java\/C#\/PHP\/\u4ed3\u9889 \u7b49\u90fd\u652f\u6301\u7c7b\u4f3c\"if\/else\/switch\"\u6761\u4ef6\u8bed\u53e5, VB\u5f62\u6001\u7565\u6709\u5dee\u5f02\u3002<\/li>\n\n\n\n<li>C\/ObjC\/C++\/Java\/C#\/PHP \u7b49\u90fd\u652f\u6301\u6761\u4ef6\u8fd0\u7b97\u7b26 \"? :\".<\/li>\n\n\n\n<li>Kotlin \u652f\u6301if\/else\u5f62\u5f0f\uff0c\u4f46\u4e0d\u652f\u6301switch\u548c a ? b : c\u5f62\u5f0f\uff0c\u800c\u662f\u7528when\u548cif (<strong><em>cond<\/em><\/strong>) b else c.<\/li>\n\n\n\n<li>Python \u652f\u6301if\/elif\/else\u6761\u4ef6\u8868\u8fbe\u5f0f\u3002<\/li>\n\n\n\n<li>VB \u6709\u4e24\u79cdif\u8bed\u53e5\uff1a\u5355\u884cif\u8bed\u53e5\u548c\u5757\u7ed3\u6784if\u8bed\u53e5\u3002\u5355\u884cif\u8bed\u53e5\u5fc5\u987b\u5728\u4e00\u4e2a\u8bed\u53e5\u884c\u5185\uff0cIf\/Then\/Else\u5373\u53ef\uff0c\u5757\u7ed3\u6784if\u8bed\u53e5\u5fc5\u987b\u6709End If\u505a\u7ed3\u5c3e\u3002<\/li>\n\n\n\n<li>Pascal \u91c7\u7528 if &lt;<strong><em>condition<\/em><\/strong>&gt; then &lt;<em><strong>statement<\/strong><\/em>&gt;; \u6216 if &lt;<strong><em>condition<\/em><\/strong>&gt; then &lt;<strong><em>statement<\/em><\/strong>&gt; else &lt;<strong><em>statement<\/em><\/strong>&gt;; \u4e24\u79cd\u5f62\u6001\uff0c\u5982\u679c<strong><em>statement<\/em><\/strong>\u662f\u590d\u5408\u8bed\u53e5\uff0c\u4e24\u8fb9\u7528begin\/end\u5305\u8d77\u6765\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6761\u4ef6\u8bed\u53e5\u5f62\u6001<\/h3>\n\n\n\n<p>  \u5927\u90e8\u5206\u7f16\u7a0b\u8bed\u8a00\u7528\u62ec\u53f7\u8868\u793a\u6761\u4ef6\uff0c\u5355\u6761\u6216\u590d\u5408\u8bed\u53e5\u4f5c\u4e3a\u6761\u4ef6\u6267\u884c\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6700\u65e9Fortran\u5c31\u6709if\u8bed\u53e5\u6982\u5ff5\uff0c\u4e0d\u8fc7\u90fd\u662f\u7528\u5927\u5199\u5b57\u6bcdIF ... THEN ... END IF.<\/li>\n\n\n\n<li>Python\u5b9a\u4e49\u4e86\u4e00\u5957\u7f29\u8fdb\u89c4\u5219\uff0c\u6761\u4ef6\u5de6\u53f3\u4e0d\u9700\u8981\u62ec\u53f7(Go\u4e5f\u5438\u6536\u8fd9\u79cd\u4fbf\u6377\u65b9\u5f0f)\uff0c\u7f29\u8fdb\u540e\u7684\u8bed\u53e5\u4f5c\u4e3a\u6267\u884c\uff0c\u5f53\u7136\u4e5f\u4e0d\u9700\u8981\u5927\u62ec\u53f7\u6216\u8005\u5176\u4ed6\u5f62\u5f0f\u5305\u8d77\u6765\u3002<\/li>\n\n\n\n<li>Shell\u8bed\u8a00\u5728\u4e2d\u62ec\u53f7\u5185\u5199\u6761\u4ef6\uff0c\u8981\u6c42\u4e2d\u62ec\u53f7\u524d\u540e\u9700\u8981\u6709\u7a7a\u683c\uff0c\u6267\u884c\u8bed\u53e5\u4e0d\u9700\u8981\u5927\u62ec\u53f7\uff0c\u81ea\u7136\u5199\u51fa\u5373\u53ef\u3002<\/li>\n\n\n\n<li>Perl\u8981\u6c42if\u6216else\u4e4b\u540e\u4e00\u5b9a\u6709\u5927\u62ec\u53f7\uff0c\u4e0d\u7ba1\u662f\u5426\u662f\u5355\u6761\u8bed\u53e5\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5d4c\u5957\u7684\u6761\u4ef6\u8bed\u53e5<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e07\u4e8b\u90fd\u6709N\u79cd\u53ef\u80fd\uff0c\u6bcf\u79cd\u53ef\u80fd\u8fd8\u6709M\u79cd\u53ef\u80fd\u3002<\/li>\n\n\n\n<li>\u5d4c\u5957if\/else\u53ef\u80fd\u9020\u6210\u6df7\u4e71\uff0c\u7a76\u7adf\u54ea\u4e2aif\u5bf9\u7740\u54ea\u4e2aelse? \u6700\u7b80\u5355\u7684\u539f\u5219\u5c31\u662felse\u603b\u8ddf\u5728\u524d\u9762\u8ddf\u5b83\u6700\u8fd1\u4e14\u672a\u4e0e\u5176\u4ed6else\u5339\u914d\u7684if.\n<ul class=\"wp-block-list\">\n<li>\u5bf9\u4e8eC\/C++\/Java\u7b49\u7f16\u7a0b\u8bed\u8a00\u4ea7\u751f\u6df7\u4e71\u7684\u53e6\u5916\u4e00\u4e2a\u539f\u56e0\u662f\u5b83\u4eec\u66f4\u52a0\u81ea\u7531\uff0c\u7f16\u8bd1\u5668\u901a\u5e38\u5ffd\u7565\u7a7a\u683c\u548c\u7f29\u8fdb\uff0c\u4e14\u6761\u4ef6\u5355\u6761\u8bed\u53e5\u4e0d\u9700\u8981\u7528{}\u5305\u88f9\u3002\u8bed\u8a00\u6807\u51c6\u6ca1\u6709\u660e\u786e\uff0c\u5c31\u8981\u6c42\u4ee3\u7801\u89c4\u8303\u7ea6\u675f\u7a0b\u5e8f\u5458\u3002<\/li>\n\n\n\n<li>\u800c\u5bf9\u4e8ePerl\/Algol\u800c\u8a00\uff0c\u4e0d\u5b58\u5728\u8fd9\u79cd\u60c5\u5f62\uff0c\u8bed\u6cd5\u8981\u6c42\u5982\u679c\u6709if\u5d4c\u5957\uff0c\u4e00\u5b9a\u8981\u52a0\u590d\u5408\u8bed\u53e5\u3002\u5bf9\u5f3a\u5236\u8981\u6c42\u6709if\/then\/else\/end\u7684\u8bed\u8a00\uff0c\u4e5f\u4e0d\u5b58\u5728if\/else\u5d4c\u5957\u6df7\u4e71\u7684\u95ee\u9898\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u6761\u4ef6\u8bed\u53e5\u7684\u672c\u8d28<\/h3>\n\n\n\n<p>  \u4ece\u6c47\u7f16\u8bed\u8a00\u7684\u89d2\u5ea6\uff0c\u6761\u4ef6\u8bed\u53e5\u5bf9\u5e94\u4e8e\u6c47\u7f16\u4ee3\u7801cmp\/jmp\/j*\u4e4b\u7c7b\u7684\u6bd4\u8f83\u548c\u8df3\u8f6c\u6307\u4ee4\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6761\u4ef6\u8868\u8fbe\u5f0f\u4e5f\u8fd4\u56de\u503c?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4ed3\u9889 \u5355\u5206\u652f\u7684if\u8bed\u53e5\u5757\u8fd4\u56deUnit\u7c7b\u578b\"()\"\uff0c\u53cc\u5206\u652fif\/else\u4e5f\u53ef\u4ee5\u8fd4\u56de\u503c\uff0c\u8fd4\u56deif\/else\u5206\u652f\u7684\u6700\u5c0f\u516c\u5171\u7236\u7c7b\u578b\u3002<br>\u4f8b\u5982\u5982\u4e0b\u53d8\u91cfx\u4f1a\u88ab\u8d4b\u503c\u4e3a1\uff1avar i = 1; \u00a0var x = if (i > 0) { 1 } else { 0 }<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u4e07\u4e8b\u90fd\u6709\u7b2c\u4e8c\u79cd\u53ef\u80fd\uff0c\u5982\u679c\u4e0d\u662f\uff0c\u90a3\u4e00\u5b9a\u6709\u7b2c\u4e09\u79cd\u53ef\u80fd\u3002\u6761\u4ef6\u8bed\u53e5\u4e00\u822c\u5206\u4e3a\u5982\u4e0b\u4e09\u79cd\uff1a \u7f16\u7a0b\u8bed\u8a00\u7684\u6761\u4ef6\u8bed\u53e5 \u6761\u4ef6\u8bed\u53e5\u5f62\u6001 \u5927\u90e8\u5206\u7f16\u7a0b\u8bed\u8a00\u7528\u62ec\u53f7\u8868\u793a\u6761\u4ef6\uff0c\u5355\u6761\u6216\u590d\u5408\u8bed\u53e5\u4f5c\u4e3a\u6761\u4ef6\u6267\u884c\u3002 \u5d4c\u5957\u7684\u6761\u4ef6\u8bed\u53e5 \u6761\u4ef6\u8bed\u53e5\u7684\u672c&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114,116,8,100],"tags":[117,9,102],"class_list":["post-317","post","type-post","status-publish","format-standard","hentry","category-114","category-116","category-8","category-100","tag-117","tag-9","tag-102"],"views":115,"_links":{"self":[{"href":"https:\/\/wp.minicoda.com\/index.php\/wp-json\/wp\/v2\/posts\/317","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wp.minicoda.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wp.minicoda.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wp.minicoda.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wp.minicoda.com\/index.php\/wp-json\/wp\/v2\/comments?post=317"}],"version-history":[{"count":20,"href":"https:\/\/wp.minicoda.com\/index.php\/wp-json\/wp\/v2\/posts\/317\/revisions"}],"predecessor-version":[{"id":3894,"href":"https:\/\/wp.minicoda.com\/index.php\/wp-json\/wp\/v2\/posts\/317\/revisions\/3894"}],"wp:attachment":[{"href":"https:\/\/wp.minicoda.com\/index.php\/wp-json\/wp\/v2\/media?parent=317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wp.minicoda.com\/index.php\/wp-json\/wp\/v2\/categories?post=317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wp.minicoda.com\/index.php\/wp-json\/wp\/v2\/tags?post=317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}