{"id":208422,"date":"2021-01-08T08:24:18","date_gmt":"2021-01-08T00:24:18","guid":{"rendered":"https:\/\/lrxjmw.cn\/?p=208422"},"modified":"2020-12-29T09:26:55","modified_gmt":"2020-12-29T01:26:55","slug":"python-four-linux","status":"publish","type":"post","link":"https:\/\/lrxjmw.cn\/python-four-linux.html","title":{"rendered":"\u7b80\u5355\u4ecb\u7ecd\u56db\u79cdPython \u5217\u8868\u53cd\u8f6c\u663e\u793a\u7684\u65b9\u6cd5"},"content":{"rendered":"\n\n\n
\u5bfc\u8bfb<\/td>\n\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4ecb\u7ecd\u4e86Python \u5217\u8868\u53cd\u8f6c\u663e\u793a\u7684\u56db\u79cd\u65b9\u6cd5\uff0c\u6587\u4e2d\u901a\u8fc7\u793a\u4f8b\u4ee3\u7801\u4ecb\u7ecd\u7684\u975e\u5e38\u8be6\u7ec6\uff0c\u5bf9\u5927\u5bb6\u7684\u5b66\u4e60\u6216\u8005\u5de5\u4f5c\u5177\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u5b66\u4e60\u4ef7\u503c\uff0c\u9700\u8981\u7684\u670b\u53cb\u4eec\u4e0b\u9762\u968f\u7740\u5c0f\u7f16\u6765\u4e00\u8d77\u5b66\u4e60\u5b66\u4e60\u5427<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u7b2c\u4e00\u79cd\uff0c\u4f7f\u7528reversed \u51fd\u6570<\/strong><\/span><\/div>\n

reversed\u8fd4\u56de\u7684\u7ed3\u679c\u662f\u4e00\u4e2a\u53cd\u8f6c\u7684\u8fed\u4ee3\u5668\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u5176\u8fdb\u884c list \u8f6c\u6362<\/p>\n

\r\nlistNode = [1,2,3,4,5]\r\nnewList = list(reversed(listNode))\r\nprint(newList)\r\n \r\n#\u7ed3\u679c\r\n[5,4,3,2,1]<\/pre>\n
\u7b2c\u4e8c\u79cd\uff0c\u4f7f\u7528sorted\u51fd\u6570<\/strong><\/span><\/div>\n

sorted\u662f\u6392\u5e8f\u51fd\u6570\uff0c\u5b83\u662f\u5bf9\u4e00\u4e2a\u5217\u8868\u8fdb\u884c\u6392\u5e8f\u540e\u751f\u6210\u4e00\u4e2a\u65b0\u7684list\u5217\u8868\uff0c\u800csort\u5219\u662f\u5728\u539f\u6765\u7684\u5217\u8868\u4e0a\u76f4\u63a5\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n

listNode = [1,2,3,4,5]\r\nnewList = sorted(listNode,reverse = True)\r\nprint(newList)\r\n \r\n#\u7ed3\u679c\r\n[5,4,3,2,1]<\/pre>\n

\u5176\u4e2d\uff0creverse\u662f\u6392\u5e8f\u89c4\u5219\uff0cTrue\u8868\u793a\u6309\u964d\u5e8f\u6392\u5217\uff0cFalse\u8868\u793a\u6309\u5347\u5e8f\u8fdb\u884c\u6392\u5e8f\uff0cFalse\u662f\u9ed8\u8ba4\u503c\u3002<\/p>\n

\u7b2c\u4e09\u79cd\uff0c\u4f7f\u7528\u5207\u7247\u6280\u672f<\/strong><\/span><\/div>\n
\r\nlistNode = [1,2,3,4,5]\r\nli = listNode[::-1]\r\nprint(li)\r\n\r\n#\u7ed3\u679c\r\n[5,4,3,2,1]<\/pre>\n

\u5207\u7247\u7684\u683c\u5f0f [0:3:1]\uff0c\u5176\u4e2d\u4e0b\u68070 \u6307\u7684\u662f\u5e8f\u5217\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20(\u5de6\u8fb9\u754c)\uff0c\u4e0b\u68073\u53ef\u4ee5\u6307\u662f\u5207\u7247\u7684\u6570\u91cf(\u53f3\u8fb9\u754c)\uff0c\u53c2\u65701\u8868\u793a\u5207\u7247\u7684\u6b65\u957f\u4e3a1\uff0c\u5982\u679c\u662f-1\u5219\u8868\u793a\u4ece\u53f3\u8fb9\u5f00\u59cb\u8fdb\u884c\u5207\u7247\u4e14\u6b65\u957f\u4e3a1\u3002\u5207\u7247\u4e0d\u5305\u62ec\u53f3\u8fb9\u754c\u4e0b\u6807\u3002<\/p>\n

[ : ]\u8868\u793a\u83b7\u53d6\u5e8f\u5217\u6240\u6709\u7684\u5143\u7d20\uff0c\u7701\u7565\u6b65\u957f\u5219\u4f1a\u9ed8\u8ba4\u6b65\u957f\u4e3a1\u3002\u3000\u3000<\/p>\n

\u7b2c\u56db\u79cd\uff0c\u4f7f\u7528\u5faa\u73af\uff0c\u9012\u5f52<\/strong><\/span><\/div>\n
\r\nlistNode = [1,2,3,4,5]\r\nnew=[] \r\nhead=listNode \r\nwhile head!=None: \r\n  new.append(head.val) \r\n  head=head.next\r\nnew.reverse() \r\nprint(new)<\/pre>\n
\r\ndef getLists(self,listNode):\r\n \r\n  if listNode is None:\r\n    return []\r\n  l = self.getLists(listNode.next)\r\n\u3000\u3000 return l + [listNode.val] \r\nlists = [1,2,3,4,5] \r\ngetLists(lists)<\/pre>\n

\u5176\u4e2d\uff0c+ \u8fde\u63a5\u591a\u4e2a\u5c0f\u7684\u5217\u8868\uff0c\u6700\u540e\u7ec4\u6210\u4e00\u4e2a\u5168\u65b0\u7684\u5927\u5217\u8868\uff0c\u76f8\u5f53\u4e8e\u4f7f\u7528\u591a\u4e2a\u503c\u6216\u5217\u8868\u65b0\u5efa\u4e00\u4e2a\u5217\u8868\uff0c\u6bd4\u5982\u5b58\u5728\u5217\u8868 l = [1,2]\uff0c\u6211\u4eec\u8fd0\u884c l = l + [3] \u65f6l\u7ed3\u679c\u5c31\u662f [1,2,3]\u3002<\/p>\n

\u53e6\u5916append\u4e5f\u662f\u5c06\u67d0\u503c\u6dfb\u52a0\u5230\u5217\u8868\u4e2d\uff0c\u4f46append\u76f8\u5f53\u4e8e\u4fee\u6539\u5217\u8868\uff0c\u6bd4\u5982\u6211\u4eec\u6267\u884c l.append([3]) \u65f6\uff0c\u5217\u8868\u7684\u7ed3\u679c\u5c31\u4f1a\u662f [1,2,[3]]\u3002<\/p>\n

\u5230\u6b64\u8fd9\u7bc7\u5173\u4e8ePython \u5217\u8868\u53cd\u8f6c\u663e\u793a\u7684\u56db\u79cd\u65b9\u6cd5\u7684\u6587\u7ae0\u5c31\u4ecb\u7ecd\u5230\u8fd9\u4e86\uff0c\u611f\u8c22\u5927\u5bb6\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

reversed\u8fd4\u56de\u7684\u7ed3\u679c\u662f\u4e00\u4e2a\u53cd\u8f6c\u7684\u8fed\u4ee3\u5668\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u5176\u8fdb\u884c list \u8f6c\u6362 listNode = [1,2 […]<\/p>\n","protected":false},"author":1482,"featured_media":176406,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-208422","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thread"],"acf":[],"_links":{"self":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/208422","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/users\/1482"}],"replies":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/comments?post=208422"}],"version-history":[{"count":4,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/208422\/revisions"}],"predecessor-version":[{"id":208426,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/208422\/revisions\/208426"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/176406"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=208422"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=208422"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=208422"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}