{"id":7,"date":"2026-07-30T11:41:02","date_gmt":"2026-07-30T03:41:02","guid":{"rendered":"https:\/\/www.yiheibao.com\/?p=7"},"modified":"2026-07-30T11:41:02","modified_gmt":"2026-07-30T03:41:02","slug":"%e4%b8%80%e6%96%87%e5%90%83%e9%80%8f%e5%88%97%e8%a1%a8%e6%8e%a8%e5%af%bc%e5%bc%8f%ef%bc%8c%e4%bb%a3%e7%a0%81%e7%ae%80%e6%b4%81%e5%8d%81%e5%80%8d","status":"publish","type":"post","link":"https:\/\/www.yiheibao.com\/index.php\/2026\/07\/30\/%e4%b8%80%e6%96%87%e5%90%83%e9%80%8f%e5%88%97%e8%a1%a8%e6%8e%a8%e5%af%bc%e5%bc%8f%ef%bc%8c%e4%bb%a3%e7%a0%81%e7%ae%80%e6%b4%81%e5%8d%81%e5%80%8d\/","title":{"rendered":"\u4e00\u6587\u5403\u900f\u5217\u8868\u63a8\u5bfc\u5f0f\uff0c\u4ee3\u7801\u7b80\u6d01\u5341\u500d"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5927\u5bb6\u597d\uff01\u4eca\u5929\u5206\u4eab\u4e00\u4e2a Python \u6700\u6838\u5fc3\u3001\u6700\u9ad8\u9891\u3001\u6700\u80fd\u63d0\u5347\u4ee3\u7801\u8d28\u611f\u7684\u5c0f\u6280\u5de7\u2014\u2014<strong>\u5217\u8868\u63a8\u5bfc\u5f0f\uff08List Comprehension\uff09<\/strong>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f88\u591a\u65b0\u624b\u5199 Python \u4ee3\u7801\u65f6\uff0c\u603b\u559c\u6b22\u5199\u5197\u957f\u7684 for \u5faa\u73af\uff0c\u4ee3\u7801\u5806\u780c\u7e41\u7410\u3001\u53ef\u8bfb\u6027\u5dee\u3002\u800c\u5217\u8868\u63a8\u5bfc\u5f0f\u53ef\u4ee5<strong>\u4e00\u884c\u4ee3\u7801\u66ff\u4ee3\u591a\u884c\u5faa\u73af<\/strong>\uff0c\u7cbe\u7b80\u4ee3\u7801\u7684\u540c\u65f6\uff0c\u6267\u884c\u6548\u7387\u66f4\u9ad8\uff0c\u4e5f\u662f Pythonic \u98ce\u683c\u7684\u6838\u5fc3\u4f53\u73b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7bc7\u6587\u7ae0\u4ece\u96f6\u5f00\u59cb\uff0c\u624b\u628a\u624b\u5e26\u4f60\u638c\u63e1\u5217\u8868\u63a8\u5bfc\u5f0f\uff0c\u96f6\u57fa\u7840\u4e5f\u80fd\u8f7b\u677e\u770b\u61c2\uff0c\u65e5\u5e38\u5f00\u53d1\u3001\u5237\u9898\u3001\u6570\u636e\u5206\u6790\u90fd\u80fd\u76f4\u63a5\u590d\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u4ec0\u4e48\u662f\u5217\u8868\u63a8\u5bfc\u5f0f\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b80\u5355\u6765\u8bf4\uff1a\u5217\u8868\u63a8\u5bfc\u5f0f\u662f Python \u4e13\u95e8\u7528\u4e8e<strong>\u5feb\u901f\u521b\u5efa\u3001\u5904\u7406\u5217\u8868<\/strong>\u7684\u8bed\u6cd5\uff0c\u7528\u4e00\u884c\u4ee3\u7801\uff0c\u5b8c\u6210\u300c\u5faa\u73af + \u5224\u65ad + \u8d4b\u503c\u300d\u7684\u6574\u5957\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u57fa\u7840\u8bed\u6cd5\u7ed3\u6784<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;\u8868\u8fbe\u5f0f for \u53d8\u91cf in \u53ef\u8fed\u4ee3\u5bf9\u8c61]<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e26\u6761\u4ef6\u7b5b\u9009\u7684\u8fdb\u9636\u8bed\u6cd5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;\u8868\u8fbe\u5f0f for \u53d8\u91cf in \u53ef\u8fed\u4ee3\u5bf9\u8c61 if \u6761\u4ef6\u5224\u65ad]<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001\u57fa\u7840\u5b9e\u64cd\uff1a\u544a\u522b\u5197\u4f59 for \u5faa\u73af<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4eec\u7528\u6700\u7ecf\u5178\u7684\u6848\u4f8b\u5bf9\u6bd4\uff0c\u76f4\u89c2\u611f\u53d7\u5217\u8868\u63a8\u5bfc\u5f0f\u7684\u4f18\u52bf\uff1a<strong>\u751f\u6210 1-10 \u7684\u6570\u5b57\u5217\u8868<\/strong>\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u4f20\u7edf for \u5faa\u73af\u5199\u6cd5\uff08\u5197\u4f59\uff09<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code># \u521d\u59cb\u5316\u7a7a\u5217\u8868\nnum_list = &#91;]\n# \u5faa\u73af\u904d\u5386\u8d4b\u503c\nfor i in range(1, 11):\n    num_list.append(i)\n\nprint(num_list)\n# \u8f93\u51fa\uff1a&#91;1, 2, 3, 4, 5, 6, 7, 8, 9, 10]<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ec5\u4ec5\u751f\u6210\u4e00\u4e2a\u7b80\u5355\u5217\u8868\uff0c\u5c31\u9700\u8981 4 \u884c\u6838\u5fc3\u4ee3\u7801\uff0c\u903b\u8f91\u7e41\u7410\uff0c\u91cd\u590d\u6027\u9ad8\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u5217\u8868\u63a8\u5bfc\u5f0f\u5199\u6cd5\uff08\u6781\u7b80\uff09<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>num_list = &#91;i for i in range(1, 11)]\nprint(num_list)\n# \u8f93\u51fa\uff1a&#91;1, 2, 3, 4, 5, 6, 7, 8, 9, 10]<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e00\u884c\u641e\u5b9a\u5168\u90e8\u903b\u8f91<\/strong>\uff0c\u4ee3\u7801\u7b80\u6d01\u6e05\u6670\uff0c\u529f\u80fd\u5b8c\u5168\u4e00\u81f4\uff0c\u8fd9\u5c31\u662f Python \u7684\u4f18\u96c5\u4e4b\u5904\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u8fdb\u9636\u7528\u6cd5\uff1a\u6761\u4ef6\u7b5b\u9009+\u6570\u636e\u5904\u7406<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5217\u8868\u63a8\u5bfc\u5f0f\u771f\u6b63\u7684\u5f3a\u5927\u4e4b\u5904\uff0c\u5728\u4e8e\u652f\u6301<strong>\u6761\u4ef6\u7b5b\u9009<\/strong>\u548c<strong>\u6570\u636e\u4e8c\u6b21\u52a0\u5de5<\/strong>\uff0c\u65e5\u5e38\u5f00\u53d1\u4e2d\u4f7f\u7528\u7387\u6781\u9ad8\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u6761\u4ef6\u7b5b\u9009\uff1a\u7b5b\u9009\u5076\u6570<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u6c42\uff1a\u5feb\u901f\u63d0\u53d6 1-10 \u4e2d\u7684\u6240\u6709\u5076\u6570<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u7b5b\u9009\u80fd\u88ab2\u6574\u9664\u7684\u6570\u5b57\neven_list = &#91;i for i in range(1, 11) if i % 2 == 0]\nprint(even_list)\n# \u8f93\u51fa\uff1a&#91;2, 4, 6, 8, 10]<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u6570\u636e\u52a0\u5de5\uff1a\u904d\u5386\u5e76\u8fd0\u7b97<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u6c42\uff1a\u5c06 1-5 \u7684\u6570\u5b57\uff0c\u5168\u90e8\u5e73\u65b9\u540e\u751f\u6210\u65b0\u5217\u8868<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>square_list = &#91;i ** 2 for i in range(1, 6)]\nprint(square_list)\n# \u8f93\u51fa\uff1a&#91;1, 4, 9, 16, 25]<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u53cc\u91cd\u5faa\u73af\uff1a\u5d4c\u5957\u904d\u5386<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u6c42\uff1a\u5b9e\u73b0\u4e24\u4e2a\u5217\u8868\u7684\u5143\u7d20\u4e24\u4e24\u7ec4\u5408\uff08\u66ff\u4ee3\u53cc\u5c42 for \u5faa\u73af\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>list1 = &#91;1, 2, 3]\nlist2 = &#91;'a', 'b']\n# \u53cc\u91cd\u5217\u8868\u63a8\u5bfc\u5f0f\nmix_list = &#91;(x, y) for x in list1 for y in list2]\nprint(mix_list)\n# \u8f93\u51fa\uff1a&#91;(1, 'a'), (1, 'b'), (2, 'a'), (2, 'b'), (3, 'a'), (3, 'b')]<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u5e38\u89c1\u5b9e\u6218\u573a\u666f\uff08\u5de5\u4f5c\/\u5237\u9898\u5fc5\u5907\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5206\u4eab 3 \u4e2a\u65e5\u5e38\u5f00\u53d1\u6700\u5e38\u7528\u7684\u573a\u666f\uff0c\u76f4\u63a5\u590d\u5236\u53ef\u7528\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u8fc7\u6ee4\u5217\u8868\u7a7a\u503c<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>data = &#91;1, \"\", None, 5, \"\", 8, None]\n# \u53bb\u9664\u7a7a\u5b57\u7b26\u4e32\u548cNone\nclean_data = &#91;x for x in data if x]\nprint(clean_data)\n# \u8f93\u51fa\uff1a&#91;1, 5, 8]<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u5b57\u7b26\u4e32\u5217\u8868\u7edf\u4e00\u8f6c\u5927\u5199<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>words = &#91;\"python\", \"java\", \"go\", \"c++\"]\nupper_words = &#91;word.upper() for word in words]\nprint(upper_words)\n# \u8f93\u51fa\uff1a&#91;'PYTHON', 'JAVA', 'GO', 'C++']<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u63d0\u53d6\u5b57\u5178 key\/value<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>student = {\"name\": \"\u5f20\u4e09\", \"age\": 20, \"score\": 90}\n# \u63d0\u53d6\u6240\u6709value\nvalues = &#91;v for v in student.values()]\nprint(values)\n# \u8f93\u51fa\uff1a&#91;'\u5f20\u4e09', 20, 90]<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5217\u8868\u63a8\u5bfc\u5f0f\u867d\u597d\uff0c\u4f46\u4e0d\u8981\u6ee5\u7528\uff0c\u8bb0\u4f4f\u4e24\u4e2a\u539f\u5219\uff1a<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u62d2\u7edd\u8fc7\u5ea6\u5d4c\u5957<\/strong>\uff1a\u4e09\u5c42\u53ca\u4ee5\u4e0a\u5faa\u73af\u4e0d\u5efa\u8bae\u7528\u63a8\u5bfc\u5f0f\uff0c\u4f1a\u5bfc\u81f4\u4ee3\u7801\u53ef\u8bfb\u6027\u6781\u5dee\uff0c\u4e0d\u5982\u666e\u901a for \u5faa\u73af\u6e05\u6670\u3002<\/li>\n\n\n\n<li><strong>\u590d\u6742\u903b\u8f91\u62c6\u5206<\/strong>\uff1a\u5982\u679c\u5185\u90e8\u8fd0\u7b97\u3001\u5224\u65ad\u903b\u8f91\u8fc7\u4e8e\u590d\u6742\uff0c\u5efa\u8bae\u5355\u72ec\u5c01\u88c5\u51fd\u6570\uff0c\u4e0d\u8981\u5168\u90e8\u5806\u780c\u5728\u4e00\u884c\u3002<\/li>\n\n\n\n<li><strong>\u5927\u6570\u636e\u91cf\u614e\u7528<\/strong>\uff1a\u5217\u8868\u63a8\u5bfc\u5f0f\u4f1a\u4e00\u6b21\u6027\u751f\u6210\u5b8c\u6574\u5217\u8868\uff0c\u6570\u636e\u91cf\u6781\u5927\u65f6\u5efa\u8bae\u7528\u751f\u6210\u5668\u8868\u8fbe\u5f0f\uff0c\u8282\u7701\u5185\u5b58\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001\u603b\u7ed3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5217\u8868\u63a8\u5bfc\u5f0f\u662f Python \u6027\u4ef7\u6bd4\u6781\u9ad8\u7684\u57fa\u7840\u6280\u5de7\uff0c\u638c\u63e1\u5b83\u53ef\u4ee5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7cbe\u7b80 80% \u7684\u5faa\u73af\u4ee3\u7801<\/li>\n\n\n\n<li>\u8ba9\u4ee3\u7801\u66f4\u7b26\u5408 Python \u89c4\u8303\uff0c\u4f18\u96c5\u6613\u8bfb<\/li>\n\n\n\n<li>\u63d0\u5347\u4ee3\u7801\u6267\u884c\u6548\u7387\uff0c\u544a\u522b\u5197\u4f59\u5199\u6cd5<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u6709 Python \u5f00\u53d1\u8005\u90fd\u5e94\u8be5\u719f\u7ec3\u638c\u63e1\u8fd9\u4e2a\u8bed\u6cd5\uff0c\u65e0\u8bba\u662f\u65e5\u5e38\u4e1a\u52a1\u5f00\u53d1\u3001\u7b97\u6cd5\u5237\u9898\uff0c\u8fd8\u662f\u6570\u636e\u5206\u6790\uff0c\u90fd\u662f\u521a\u9700\u6280\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5927\u5bb6\u597d\uff01\u4eca\u5929\u5206\u4eab\u4e00\u4e2a Python \u6700\u6838\u5fc3\u3001\u6700\u9ad8\u9891\u3001\u6700\u80fd\u63d0\u5347\u4ee3\u7801\u8d28\u611f\u7684\u5c0f\u6280\u5de7\u2014\u2014 &hellip; <a href=\"https:\/\/www.yiheibao.com\/index.php\/2026\/07\/30\/%e4%b8%80%e6%96%87%e5%90%83%e9%80%8f%e5%88%97%e8%a1%a8%e6%8e%a8%e5%af%bc%e5%bc%8f%ef%bc%8c%e4%bb%a3%e7%a0%81%e7%ae%80%e6%b4%81%e5%8d%81%e5%80%8d\/\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.yiheibao.com\/index.php\/wp-json\/wp\/v2\/posts\/7","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yiheibao.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yiheibao.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yiheibao.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yiheibao.com\/index.php\/wp-json\/wp\/v2\/comments?post=7"}],"version-history":[{"count":1,"href":"https:\/\/www.yiheibao.com\/index.php\/wp-json\/wp\/v2\/posts\/7\/revisions"}],"predecessor-version":[{"id":8,"href":"https:\/\/www.yiheibao.com\/index.php\/wp-json\/wp\/v2\/posts\/7\/revisions\/8"}],"wp:attachment":[{"href":"https:\/\/www.yiheibao.com\/index.php\/wp-json\/wp\/v2\/media?parent=7"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yiheibao.com\/index.php\/wp-json\/wp\/v2\/categories?post=7"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yiheibao.com\/index.php\/wp-json\/wp\/v2\/tags?post=7"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}