{"id":37392,"date":"2024-11-26T10:57:34","date_gmt":"2024-11-26T02:57:34","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37392\/"},"modified":"2024-11-26T10:57:34","modified_gmt":"2024-11-26T02:57:34","slug":"%e8%a1%a8%e6%a0%bc%e6%96%87%e4%bb%b6%e6%80%8e%e4%b9%88%e5%92%8cjava%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37392\/","title":{"rendered":"\u8868\u683c\u6587\u4ef6\u600e\u4e48\u548cjava\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u901a\u8fc7\u4ee5\u4e0b\u56db\u4e2a\u6b65\u9aa4\u5c06\u8868\u683c\u6587\u4ef6\u8f6c\u6362\u4e3a java \u6570\u7ec4\uff1a1. \u8bfb\u5165\u6587\u4ef6\uff1b2. \u89e3\u6790\u6587\u4ef6\uff1b3. \u521b\u5efa\u6570\u7ec4\uff1b4. \u586b\u5145\u6570\u7ec4\u3002\u793a\u4f8b\u4ee3\u7801\u8be6\u89c1\u6587\u7ae0\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111304574868726.jpg\" class=\"aligncenter\" title=\"\u8868\u683c\u6587\u4ef6\u600e\u4e48\u548cjava\u6570\u7ec4\u63d2\u56fe\" alt=\"\u8868\u683c\u6587\u4ef6\u600e\u4e48\u548cjava\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u8868\u683c\u6587\u4ef6\u4e0e Java \u6570\u7ec4\u7684\u8f6c\u6362<\/strong><\/p>\n<p>\u5982\u4f55\u5c06\u8868\u683c\u6587\u4ef6\u8f6c\u6362\u4e3a Java \u6570\u7ec4\uff1f\u4ee5\u4e0b\u6b65\u9aa4\u9610\u8ff0\u4e86\u6b64\u8f6c\u6362\u8fc7\u7a0b\uff1a<\/p>\n<p><strong>1. \u8bfb\u5165\u6587\u4ef6<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528 java.io.File \u521b\u5efa\u4e00\u4e2a\u6307\u5411\u8868\u683c\u6587\u4ef6\u7684\u5b9e\u4f8b\u3002<\/li>\n<li>\u4f7f\u7528 java.util.Scanner \u6216 java.io.BufferedReader \u8bfb\u5165\u6587\u4ef6\u7684\u5185\u5bb9\u3002<\/li>\n<\/ul>\n<p><strong>2. \u89e3\u6790\u6587\u4ef6<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<ul>\n<li>\u5c06\u6587\u4ef6\u5185\u5bb9\u5206\u5272\u4e3a\u884c\u3002<\/li>\n<li>\u4f7f\u7528 split() \u65b9\u6cd5\u5c06\u6bcf\u4e00\u884c\u5206\u5272\u4e3a\u6570\u636e\u503c\u3002<\/li>\n<\/ul>\n<p><strong>3. \u521b\u5efa\u6570\u7ec4<\/strong><\/p>\n<ul>\n<li>\u6839\u636e\u6587\u4ef6\u4e2d\u7684\u884c\u6570\u548c\u5217\u6570\u521b\u5efa\u4e00\u4e2a\u4e8c\u7ef4 Java \u6570\u7ec4\u3002<\/li>\n<\/ul>\n<p><strong>4. \u586b\u5145\u6570\u7ec4<\/strong><\/p>\n<ul>\n<li>\u904d\u5386\u8868\u683c\u6587\u4ef6\u7684\u884c\u548c\u5217\uff0c\u5c06\u6570\u636e\u503c\u586b\u5145\u5230\u6570\u7ec4\u4e2d\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b\u4ee3\u7801\uff1a<\/strong><\/p>\n<pre>import java.io.File;\nimport java.io.FileNotFoundException;\nimport java.util.Scanner;\n\npublic class TableFileToJavaArray {\n\n    public static void main(String[] args) {\n        try {\n            File tableFile = new File(\"table.txt\");\n            Scanner scanner = new Scanner(tableFile);\n\n            \/\/ \u8bfb\u5165\u884c\u6570\u548c\u5217\u6570\n            int numRows = scanner.nextInt();\n            int numCols = scanner.nextInt();\n\n            \/\/ \u521b\u5efa\u4e8c\u7ef4\u6570\u7ec4\n            int[][] array = new int[numRows][numCols];\n\n            \/\/ \u586b\u5145\u6570\u7ec4\n            for (int i = 0; i &lt; numRows; i++) {\n                for (int j = 0; j &lt; numCols; j++) {\n                    array[i][j] = scanner.nextInt();\n                }\n            }\n\n            \/\/ \u6253\u5370\u6570\u7ec4\n            for (int[] row : array) {\n                for (int value : row) {\n                    System.out.print(value + \" \");\n                }\n                System.out.println();\n            }\n\n            scanner.close();\n        } catch (FileNotFoundException e) {\n            System.out.println(\"File not found.\");\n        }\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u8fd9\u6bb5\u4ee3\u7801\u5047\u8bbe\u8868\u683c\u6587\u4ef6\u662f\u6587\u672c\u6587\u4ef6\uff0c\u6bcf\u4e00\u884c\u5305\u542b\u4ee5\u7a7a\u683c\u5206\u9694\u7684\u6570\u636e\u503c\u3002<\/li>\n<li>\u5bf9\u4e8e\u5176\u4ed6\u683c\u5f0f\u7684\u6587\u4ef6\uff0c\u53ef\u80fd\u9700\u8981\u4e0d\u540c\u7684\u89e3\u6790\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u8868\u683c\u6587\u4ef6\u600e\u4e48\u548cjava\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u901a\u8fc7\u4ee5\u4e0b\u56db\u4e2a\u6b65\u9aa4\u5c06\u8868\u683c\u6587\u4ef6\u8f6c\u6362\u4e3a java \u6570\u7ec4\uff1a1. \u8bfb\u5165\u6587\u4ef6\uff1b2. \u89e3\u6790\u6587\u4ef6\uff1b3. \u521b\u5efa\u6570\u7ec4\uff1b4. \u586b\u5145\u6570\u7ec4\u3002\u793a\u4f8b\u4ee3\u7801\u8be6\u89c1\u6587\u7ae0\u3002 \u8868\u683c\u6587\u4ef6\u4e0e Java \u6570\u7ec4\u7684\u8f6c\u6362 \u5982\u4f55\u5c06\u8868\u683c\u6587\u4ef6\u8f6c\u6362\u4e3a Java \u6570\u7ec4\uff1f\u4ee5\u4e0b\u6b65\u9aa4\u9610\u8ff0\u4e86\u6b64\u8f6c\u6362\u8fc7\u7a0b\uff1a 1. \u8bfb\u5165\u6587\u4ef6 \u4f7f\u7528 java.io.File \u521b\u5efa\u4e00\u4e2a\u6307\u5411\u8868\u683c\u6587\u4ef6\u7684\u5b9e\u4f8b\u3002 \u4f7f\u7528 java.util.Scanner \u6216 java.io.BufferedReader \u8bfb\u5165\u6587\u4ef6\u7684\u5185\u5bb9\u3002 2. \u89e3\u6790\u6587\u4ef6 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u5c06\u6587\u4ef6\u5185\u5bb9\u5206\u5272\u4e3a\u884c\u3002 \u4f7f\u7528 split() \u65b9\u6cd5\u5c06\u6bcf\u4e00\u884c\u5206\u5272\u4e3a\u6570\u636e\u503c\u3002 3. \u521b\u5efa\u6570\u7ec4 \u6839\u636e\u6587\u4ef6\u4e2d\u7684\u884c\u6570\u548c\u5217\u6570\u521b\u5efa\u4e00\u4e2a\u4e8c\u7ef4 Java \u6570\u7ec4\u3002 4. \u586b\u5145\u6570\u7ec4 \u904d\u5386\u8868\u683c\u6587\u4ef6\u7684\u884c\u548c\u5217\uff0c\u5c06\u6570\u636e\u503c\u586b\u5145\u5230\u6570\u7ec4\u4e2d\u3002 \u793a\u4f8b\u4ee3\u7801\uff1a import java.io.File; import java.io.FileNotFoundException; import java.util.Scanner; public class TableFileToJavaArray { public static void main(String[] args) { [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-37392","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37392","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=37392"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37392\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37392"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37392"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37392"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}