{"id":35357,"date":"2024-11-26T17:07:27","date_gmt":"2024-11-26T09:07:27","guid":{"rendered":"https:\/\/fwq.ai\/blog\/35357\/"},"modified":"2024-11-26T17:07:27","modified_gmt":"2024-11-26T09:07:27","slug":"java%e6%8a%bd%e8%b1%a1%e7%b1%bb%e4%b8%ad%e7%9a%84%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e8%be%93%e5%87%ba","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/35357\/","title":{"rendered":"java\u62bd\u8c61\u7c7b\u4e2d\u7684\u6570\u7ec4\u600e\u4e48\u8f93\u51fa"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u62bd\u8c61\u7c7b\u4e2d\u8f93\u51fa\u6570\u7ec4\u6709\u4e09\u79cd\u65b9\u6cd5\uff1a\u91cd\u5199 tostring() \u65b9\u6cd5\u5e76\u4f7f\u7528 arrays.tostring() \u8f93\u51fa\u6570\u7ec4\u3002\u521b\u5efa printarray() \u65b9\u6cd5\u5e76\u4f7f\u7528 arrays.tostring() \u8f93\u51fa\u6570\u7ec4\u3002\u624b\u52a8\u904d\u5386\u6570\u7ec4\u5e76\u4f7f\u7528\u5faa\u73af\u8f93\u51fa\u5143\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/04\/2024110401185497490.jpg\" class=\"aligncenter\" title=\"java\u62bd\u8c61\u7c7b\u4e2d\u7684\u6570\u7ec4\u600e\u4e48\u8f93\u51fa\u63d2\u56fe\" alt=\"java\u62bd\u8c61\u7c7b\u4e2d\u7684\u6570\u7ec4\u600e\u4e48\u8f93\u51fa\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5728 Java \u62bd\u8c61\u7c7b\u4e2d\u8f93\u51fa\u6570\u7ec4<\/strong><\/p>\n<p>\u62bd\u8c61\u7c7b\u662f Java \u4e2d\u7279\u6b8a\u7c7b\u578b\u7684\u7c7b\uff0c\u5b83\u5305\u542b\u62bd\u8c61\u65b9\u6cd5\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u53ea\u80fd\u5728\u5b50\u7c7b\u4e2d\u5b9e\u73b0\u3002\u56e0\u6b64\uff0c\u65e0\u6cd5\u76f4\u63a5\u5b9e\u4f8b\u5316\u62bd\u8c61\u7c7b\uff0c\u800c\u5fc5\u987b\u901a\u8fc7\u5176\u5177\u4f53\u5b50\u7c7b\u6765\u5b9e\u4f8b\u5316\u3002<\/p>\n<p>\u5728 Java \u62bd\u8c61\u7c7b\u4e2d\uff0c\u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u8f93\u51fa\uff1a<\/p>\n<ol>\n<li><strong>\u4f7f\u7528 toString() \u65b9\u6cd5\uff1a<\/strong><\/li>\n<\/ol>\n<pre>abstract class MyAbstractClass {\n    protected int[] arr;\n\n    @Override\n    public String toString() {\n        return Arrays.toString(arr);\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li><strong>\u4f7f\u7528 Arrays.toString() \u65b9\u6cd5\uff1a<\/strong><\/li>\n<\/ol>\n<pre>abstract class MyAbstractClass {\n    protected int[] arr;\n\n    public void printArray() {\n        System.out.println(Arrays.toString(arr));\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li><strong>\u4f7f\u7528\u5faa\u73af\u624b\u52a8\u8f93\u51fa\uff1a<\/strong><\/li>\n<\/ol>\n<pre>abstract class MyAbstractClass {\n    protected int[] arr;\n\n    public void printArray() {\n        System.out.print(\"[\");\n        for (int i = 0; i &lt; arr.length; i++) {\n            System.out.print(arr[i] + \", \");\n        }\n        System.out.println(\"]\");\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5728\u5b50\u7c7b\u4e2d\uff0c\u53ef\u4ee5\u8bbf\u95ee\u5e76\u4fee\u6539\u62bd\u8c61\u7c7b\u7684 protected \u5b57\u6bb5\uff0c\u5305\u62ec\u6570\u7ec4\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u4ece\u5b50\u7c7b\u4e2d\u4f7f\u7528\u4e0a\u8ff0\u65b9\u6cd5\u8f93\u51fa\u6570\u7ec4\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u62bd\u8c61\u7c7b\u4e2d\u7684\u6570\u7ec4\u600e\u4e48\u8f93\u51fa\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>\u5728 java \u62bd\u8c61\u7c7b\u4e2d\u8f93\u51fa\u6570\u7ec4\u6709\u4e09\u79cd\u65b9\u6cd5\uff1a\u91cd\u5199 tostring() \u65b9\u6cd5\u5e76\u4f7f\u7528 arrays.tostring() \u8f93\u51fa\u6570\u7ec4\u3002\u521b\u5efa printarray() \u65b9\u6cd5\u5e76\u4f7f\u7528 arrays.tostring() \u8f93\u51fa\u6570\u7ec4\u3002\u624b\u52a8\u904d\u5386\u6570\u7ec4\u5e76\u4f7f\u7528\u5faa\u73af\u8f93\u51fa\u5143\u7d20\u3002 \u5728 Java \u62bd\u8c61\u7c7b\u4e2d\u8f93\u51fa\u6570\u7ec4 \u62bd\u8c61\u7c7b\u662f Java \u4e2d\u7279\u6b8a\u7c7b\u578b\u7684\u7c7b\uff0c\u5b83\u5305\u542b\u62bd\u8c61\u65b9\u6cd5\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u53ea\u80fd\u5728\u5b50\u7c7b\u4e2d\u5b9e\u73b0\u3002\u56e0\u6b64\uff0c\u65e0\u6cd5\u76f4\u63a5\u5b9e\u4f8b\u5316\u62bd\u8c61\u7c7b\uff0c\u800c\u5fc5\u987b\u901a\u8fc7\u5176\u5177\u4f53\u5b50\u7c7b\u6765\u5b9e\u4f8b\u5316\u3002 \u5728 Java \u62bd\u8c61\u7c7b\u4e2d\uff0c\u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u8f93\u51fa\uff1a \u4f7f\u7528 toString() \u65b9\u6cd5\uff1a abstract class MyAbstractClass { protected int[] arr; @Override public String toString() { return Arrays.toString(arr); } } \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528 Arrays.toString() \u65b9\u6cd5\uff1a abstract class MyAbstractClass { protected int[] arr; public void printArray() { System.out.println(Arrays.toString(arr)); [&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-35357","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/35357","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=35357"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/35357\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=35357"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=35357"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=35357"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}