{"id":6738,"date":"2021-09-09T23:09:07","date_gmt":"2021-09-09T15:09:07","guid":{"rendered":"http:\/\/dachengge.com\/?p=6738"},"modified":"2021-09-09T23:09:07","modified_gmt":"2021-09-09T15:09:07","slug":"python%e5%ad%a6%e4%b9%a0%e4%b9%8bsorted%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"http:\/\/dachengge.com\/?p=6738","title":{"rendered":"PYTHON\u5b66\u4e60\u4e4bsorted\u51fd\u6570"},"content":{"rendered":"\n<p>PYTHON\u662f\u4e00\u79cd\u975e\u5e38\u7075\u6d3b\u7684\u8bed\u8a00\uff0c\u53ef\u4ee5\u7528\u6765\u5feb\u901f\u5f00\u53d1\uff0c\u8bed\u8a00\u7b80\u6d01\uff0c\u800c\u4e14\u529f\u80fd\u5f3a\u5927\uff0c\u6700\u8fd1\u5728\u5904\u7406\u6570\u636e\u65f6\u9047\u5230\u4e86\u6392\u5e8f\u7684\u95ee\u9898\uff0c\u4f7f\u7528\u4e86SORTED\u51fd\u6570\uff0c\u4e0d\u5f97\u4e0d\u611f\u53f9PYTHON\u7684\u5f3a\u5927\u3002<\/p>\n\n\n\n<p><strong>\u95ee\u9898\u63cf\u8ff0\uff1a<\/strong>\u904d\u5386\u8f93\u51fa\u4e00\u4e2a\u5b57\u5178\u6570\u636e\uff0c\u8f93\u51fa\u524d\u6309\u7167KEY\u7684\u7b2c9\u81f312\u4f4d\u6570\u636e\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n\n\n\n<p><strong>\u7b2c\u4e00\u6b65\uff0c\u8ba4\u8bc6sorted\u51fd\u6570<\/strong><\/p>\n\n\n\n<p>Sorted\u53ef\u4ee5\u5bf9\u6240\u6709\u7684\u53ef\u8fed\u4ee3\u5bf9\u8c61\u8fdb\u884c\u6392\u5e8f\uff0c\u5728PYTHON\u4e2d\uff0clist\u3001tuple\u3001set\u3001dict\u7b49\u6570\u636e\u7ed3\u6784\u90fd\u662f\u53ef\u8fed\u4ee3\u7684\u5bf9\u8c61\uff0c\u56e0\u6b64\u90fd\u53ef\u4ee5\u4f7f\u7528sorted\u51fd\u6570\u8fdb\u884c\u6392\u5e8f\uff0c\u5c24\u5176\u662f\u8981\u8fdb\u884c\u904d\u5386\u8f93\u51fa\u7684\u65f6\u5019\uff0c\u975e\u5e38\u65b9\u4fbf\u3002sorted\u7684\u8bed\u6cd5\u662f\uff1a<\/p>\n\n\n\n<p><em>sorted(iterable, key=None, reverse=False)<\/em><\/p>\n\n\n\n<p><em>iterable<\/em>\u662f\u53ef\u8fed\u4ee3\u7684\u5bf9\u8c61\uff0c<em>key<\/em>\u662f\u6392\u5e8f\u7684\u5173\u952e\u5b57\uff0c<em>reverse<\/em>\u662f\u6392\u5e8f\u7684\u987a\u5e8f\uff0c\u9ed8\u8ba4\u662f\u5347\u5e8f<\/p>\n\n\n\n<p><strong>\u7b2c\u4e8c\u6b65\uff0c\u8ba4\u8bc6lambda\u51fd\u6570<\/strong><\/p>\n\n\n\n<p>lambda\u662f\u533f\u540d\u51fd\u6570\uff0c\u4e0d\u7528\u5355\u72ec\u5b9a\u4e49\uff0c\u4f7f\u7528\u8d77\u6765\u65b9\u4fbf\uff0c\u6b63\u5e38\u7684\u51fd\u6570\u5fc5\u987b\u5148\u5b9a\u4e49\uff0c\u518d\u4f7f\u7528\u3002\u800clambda\u53ea\u7528\u7b80\u5355\u5b9a\u4e49\uff0c\u5373\u53ef\u5b9e\u73b0\u4e00\u4e2a\u51fd\u6570\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n<p>\u5e38\u89c4\u51fd\u6570\u7684\u5b9a\u4e49\u548c\u4f7f\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>def sum(x,y):\n    return x+y\n\nresult=sum(5,3)<\/code><\/pre>\n\n\n\n<p>\u4f7f\u7528lambda\u5b9a\u4e49\u533f\u540d\u51fd\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sumFunc=lambda x,y:x+y<br>result=sumFunc(5,3)<\/code><\/pre>\n\n\n\n<p><strong>\u7b2c\u4e09\u6b65\uff0c\u89e3\u51b3\u95ee\u9898<\/strong><\/p>\n\n\n\n<p>\u6240\u8981\u6392\u5e8f\u7684\u6570\u636e\u65f6\u4e00\u4e2a\u5b57\u5178\uff0c\u6392\u5e8f\u7684\u4f9d\u636e\u662fKEY\u4e2d\u7684\u7b2c9\u81f312\u4f4d\u6570\u636e\uff0c\u7136\u540e\u8f93\u51fa\u5b57\u5178\u91cc\u9762\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>for item in sorted(myDict,key=lambda item:item&#91;9:12])\n    print(item,myDict&#91;item])<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>PYTHON\u662f\u4e00\u79cd\u975e\u5e38\u7075\u6d3b\u7684\u8bed\u8a00\uff0c\u53ef\u4ee5\u7528\u6765\u5feb\u901f\u5f00\u53d1\uff0c\u8bed\u8a00\u7b80\u6d01\uff0c\u800c\u4e14\u529f\u80fd\u5f3a\u5927\uff0c\u6700\u8fd1\u5728\u5904\u7406\u6570\u636e\u65f6\u9047\u5230\u4e86\u6392\u5e8f\u7684\u95ee\u9898\uff0c &hellip; <a href=\"http:\/\/dachengge.com\/?p=6738\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">PYTHON\u5b66\u4e60\u4e4bsorted\u51fd\u6570<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"views":4187,"_links":{"self":[{"href":"http:\/\/dachengge.com\/index.php?rest_route=\/wp\/v2\/posts\/6738"}],"collection":[{"href":"http:\/\/dachengge.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/dachengge.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/dachengge.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/dachengge.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6738"}],"version-history":[{"count":0,"href":"http:\/\/dachengge.com\/index.php?rest_route=\/wp\/v2\/posts\/6738\/revisions"}],"wp:attachment":[{"href":"http:\/\/dachengge.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6738"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/dachengge.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6738"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/dachengge.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6738"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}