{"id":38568,"date":"2024-11-26T15:00:41","date_gmt":"2024-11-26T07:00:41","guid":{"rendered":"https:\/\/fwq.ai\/blog\/38568\/"},"modified":"2024-11-26T15:00:41","modified_gmt":"2024-11-26T07:00:41","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e5%b0%86%e5%af%b9%e8%b1%a1%e5%ad%98%e5%85%a5%e6%95%b0%e7%bb%84%e4%b8%ad","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/38568\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u5c06\u5bf9\u8c61\u5b58\u5165\u6570\u7ec4\u4e2d"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\uff0c\u5c06\u5bf9\u8c61\u5b58\u50a8\u5728\u6570\u7ec4\u4e2d\u9700\u5148\u521b\u5efa\u5f15\u7528\u5bf9\u8c61\u7c7b\u7c7b\u578b\u6570\u636e\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u518d\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u5c06\u5bf9\u8c61\u5b58\u50a8\u5176\u4e2d\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a1. \u521b\u5efa\u6570\u7ec4\uff1a\u4f7f\u7528 new object[arraysize] \u8bed\u6cd5\uff1b2. \u5b58\u50a8\u5bf9\u8c61\uff1a\u4f7f\u7528 myarray[index] = myobject \u8bed\u6cd5\uff0c\u5176\u4e2d index \u662f\u6570\u7ec4\u7d22\u5f15\uff0cmyobject \u662f\u8981\u5b58\u50a8\u7684\u5bf9\u8c61\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/15\/2024111503193031522.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u600e\u4e48\u5c06\u5bf9\u8c61\u5b58\u5165\u6570\u7ec4\u4e2d\u63d2\u56fe\" alt=\"java\u4e2d\u600e\u4e48\u5c06\u5bf9\u8c61\u5b58\u5165\u6570\u7ec4\u4e2d\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 Java \u4e2d\u5c06\u5bf9\u8c61\u5b58\u50a8\u5728\u6570\u7ec4\u4e2d<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u5c06\u5bf9\u8c61\u5b58\u50a8\u5728\u6570\u7ec4\u4e2d\u662f\u4e00\u4e2a\u5e38\u89c1\u64cd\u4f5c\u3002\u672c\u6307\u5357\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u6267\u884c\u6b64\u64cd\u4f5c\u3002<\/p>\n<p><strong>\u521b\u5efa\u6570\u7ec4<\/strong><\/p>\n<p>\u9996\u5148\uff0c\u521b\u5efa\u4e00\u4e2a\u5f15\u7528\u76f8\u5e94\u5bf9\u8c61\u7c7b\u7c7b\u578b\u7684\u6570\u636e\u7c7b\u578b\u7684\u6570\u7ec4\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>Object[] myArray = new Object[arraySize];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0c<strong>myArray<\/strong> \u662f\u6570\u7ec4\u7684\u540d\u79f0\uff0c<strong>arraySize<\/strong> \u662f\u6570\u7ec4\u7684\u5927\u5c0f\uff08\u4ee5\u5143\u7d20\u6570\u4e3a\u5355\u4f4d\uff09\u3002<\/p>\n<p><strong>\u5b58\u50a8\u5bf9\u8c61<\/strong><\/p>\n<p>\u521b\u5efa\u6570\u7ec4\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u5c06\u5bf9\u8c61\u5b58\u50a8\u5728\u5176\u4e2d\u3002\u7d22\u5f15\u4ece 0 \u5f00\u59cb\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>myArray[index] = myObject;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0c<strong>index<\/strong> \u662f\u8981\u5b58\u50a8\u5bf9\u8c61\u7684\u6570\u7ec4\u7d22\u5f15\uff0c<strong>myObject<\/strong> \u662f\u8981\u5b58\u50a8\u7684\u5bf9\u8c61\u3002<\/p>\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u5c06\u5bf9\u8c61\u5b58\u50a8\u5728\u6570\u7ec4\u4e2d\uff1a<\/p>\n<pre>public class Main {\n    public static void main(String[] args) {\n        \/\/ \u521b\u5efa\u4e00\u4e2a Integer \u6570\u7ec4\n        Integer[] myArray = new Integer[5];\n\n        \/\/ \u5c06\u5bf9\u8c61\u5b58\u50a8\u5728\u6570\u7ec4\u4e2d\n        myArray[0] = 10;\n        myArray[1] = 20;\n        myArray[2] = 30;\n        myArray[3] = 40;\n        myArray[4] = 50;\n\n        \/\/ \u904d\u5386\u6570\u7ec4\u5e76\u6253\u5370\u5143\u7d20\n        for (Integer element : myArray) {\n            System.out.println(element);\n        }\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre>10\n20\n30\n40\n50<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u5c06\u5bf9\u8c61\u5b58\u5165\u6570\u7ec4\u4e2d\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 \u4e2d\uff0c\u5c06\u5bf9\u8c61\u5b58\u50a8\u5728\u6570\u7ec4\u4e2d\u9700\u5148\u521b\u5efa\u5f15\u7528\u5bf9\u8c61\u7c7b\u7c7b\u578b\u6570\u636e\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u518d\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u5c06\u5bf9\u8c61\u5b58\u50a8\u5176\u4e2d\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a1. \u521b\u5efa\u6570\u7ec4\uff1a\u4f7f\u7528 new object[arraysize] \u8bed\u6cd5\uff1b2. \u5b58\u50a8\u5bf9\u8c61\uff1a\u4f7f\u7528 myarray[index] = myobject \u8bed\u6cd5\uff0c\u5176\u4e2d index \u662f\u6570\u7ec4\u7d22\u5f15\uff0cmyobject \u662f\u8981\u5b58\u50a8\u7684\u5bf9\u8c61\u3002 \u5982\u4f55\u5728 Java \u4e2d\u5c06\u5bf9\u8c61\u5b58\u50a8\u5728\u6570\u7ec4\u4e2d \u5728 Java \u4e2d\uff0c\u5c06\u5bf9\u8c61\u5b58\u50a8\u5728\u6570\u7ec4\u4e2d\u662f\u4e00\u4e2a\u5e38\u89c1\u64cd\u4f5c\u3002\u672c\u6307\u5357\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u6267\u884c\u6b64\u64cd\u4f5c\u3002 \u521b\u5efa\u6570\u7ec4 \u9996\u5148\uff0c\u521b\u5efa\u4e00\u4e2a\u5f15\u7528\u76f8\u5e94\u5bf9\u8c61\u7c7b\u7c7b\u578b\u7684\u6570\u636e\u7c7b\u578b\u7684\u6570\u7ec4\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b Object[] myArray = new Object[arraySize]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0cmyArray \u662f\u6570\u7ec4\u7684\u540d\u79f0\uff0carraySize \u662f\u6570\u7ec4\u7684\u5927\u5c0f\uff08\u4ee5\u5143\u7d20\u6570\u4e3a\u5355\u4f4d\uff09\u3002 \u5b58\u50a8\u5bf9\u8c61 \u521b\u5efa\u6570\u7ec4\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u5c06\u5bf9\u8c61\u5b58\u50a8\u5728\u5176\u4e2d\u3002\u7d22\u5f15\u4ece 0 \u5f00\u59cb\uff0c\u5982\u4e0b\u6240\u793a\uff1a myArray[index] = myObject; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0cindex \u662f\u8981\u5b58\u50a8\u5bf9\u8c61\u7684\u6570\u7ec4\u7d22\u5f15\uff0cmyObject \u662f\u8981\u5b58\u50a8\u7684\u5bf9\u8c61\u3002 \u793a\u4f8b \u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u5c06\u5bf9\u8c61\u5b58\u50a8\u5728\u6570\u7ec4\u4e2d\uff1a public class Main { 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-38568","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38568","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=38568"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38568\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=38568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=38568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=38568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}