{"id":66030,"date":"2025-05-03T17:06:21","date_gmt":"2025-05-03T09:06:21","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66030\/"},"modified":"2025-05-03T17:06:21","modified_gmt":"2025-05-03T09:06:21","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e8%be%93%e5%87%ba%e6%95%b4%e4%b8%aa%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66030\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u8f93\u51fa\u6574\u4e2a\u6570\u7ec4"},"content":{"rendered":"

\n java \u4e2d\u8f93\u51fa\u6574\u4e2a\u6570\u7ec4\u7684\u65b9\u6cd5\u6709\u4e09\u79cd\uff1a1. \u4f7f\u7528 arrays.tostring() \u8fd4\u56de\u6570\u7ec4\u5143\u7d20\u7684\u5b57\u7b26\u4e32\uff1b2. \u4f7f\u7528 foreach() \u65b9\u6cd5\u904d\u5386\u6570\u7ec4\u5e76\u6253\u5370\u5143\u7d20\uff1b3. \u4f7f\u7528 for \u5faa\u73af\u624b\u52a8\u904d\u5386\u6570\u7ec4\u5e76\u6253\u5370\u5143\u7d20\u3002\n<\/p><\/blockquote>\n

\"java\u4e2d\u600e\u4e48\u8f93\u51fa\u6574\u4e2a\u6570\u7ec4\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u5728 Java \u4e2d\u8f93\u51fa\u6574\u4e2a\u6570\u7ec4<\/strong><\/p>\n

\u5728 Java \u4e2d\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u8f93\u51fa\u6574\u4e2a\u6570\u7ec4\uff0c\u5305\u62ec\uff1a<\/p>\n

1. \u4f7f\u7528 Arrays.toString() \u65b9\u6cd5<\/strong><\/p>\n

\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 Arrays.toString() \u65b9\u6cd5\uff0c\u5b83\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u6570\u7ec4\u6240\u6709\u5143\u7d20\u7684\u5b57\u7b26\u4e32\u8868\u793a\u3002\u4f8b\u5982\uff1a<\/p>\n

\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

int[] numbers = {1, 2, 3, 4, 5};\nString arrayString = Arrays.toString(numbers);\nSystem.out.println(arrayString); \/\/ \u8f93\u51fa [1, 2, 3, 4, 5]<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
2. \u4f7f\u7528 forEach() \u65b9\u6cd5<\/strong><\/p>\n
forEach() \u65b9\u6cd5\u53ef\u4ee5\u5728\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\u4e0a\u6267\u884c\u4e00\u4e2a\u64cd\u4f5c\u3002\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u5b83\u6765\u6253\u5370\u6bcf\u4e2a\u5143\u7d20\uff1a<\/p>\n
int[] numbers = {1, 2, 3, 4, 5};\nArrays.stream(numbers).forEach(System.out::println);\n\/\/ \u8f93\u51fa\uff1a\n\/\/ 1\n\/\/ 2\n\/\/ 3\n\/\/ 4\n\/\/ 5<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
3. \u4f7f\u7528 for \u5faa\u73af<\/strong><\/p>\n
\u4f20\u7edf\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 for \u5faa\u73af\u624b\u52a8\u904d\u5386\u6570\u7ec4\uff1a<\/p>\n
int[] numbers = {1, 2, 3, 4, 5};\nfor (int number : numbers) {\n    System.out.println(number);\n}\n\/\/ \u8f93\u51fa\uff1a\n\/\/ 1\n\/\/ 2\n\/\/ 3\n\/\/ 4\n\/\/ 5<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u9009\u62e9\u54ea\u79cd\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u573a\u666f\u548c\u504f\u597d\u3002<\/strong><\/p>\n
    \n
  • \u5982\u679c\u53ea\u9700\u8981\u4e00\u4e2a\u5305\u542b\u6240\u6709\u5143\u7d20\u7684\u5b57\u7b26\u4e32\u8868\u793a\uff0cArrays.toString() \u662f\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u3002<\/li>\n
  • \u5982\u679c\u60f3\u8981\u904d\u5386\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\u5e76\u6267\u884c\u4e0d\u540c\u7684\u64cd\u4f5c\uff0cforEach() \u65b9\u6cd5\u5f88\u65b9\u4fbf\u3002<\/li>\n
  • for \u5faa\u73af\u63d0\u4f9b\u6700\u5927\u7684\u7075\u6d3b\u6027\uff0c\u4f46\u4e5f\u662f\u6700\u5197\u957f\u7684\u3002<\/li>\n<\/ul>\n
    \u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u8f93\u51fa\u6574\u4e2a\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    java \u4e2d\u8f93\u51fa\u6574\u4e2a\u6570\u7ec4\u7684\u65b9\u6cd5\u6709\u4e09\u79cd\uff1a1. \u4f7f\u7528 arrays.tostring() \u8fd4\u56de\u6570\u7ec4\u5143\u7d20\u7684\u5b57\u7b26\u4e32\uff1b2. \u4f7f\u7528 foreach() \u65b9\u6cd5\u904d\u5386\u6570\u7ec4\u5e76\u6253\u5370\u5143\u7d20\uff1b3. \u4f7f\u7528 for \u5faa\u73af\u624b\u52a8\u904d\u5386\u6570\u7ec4\u5e76\u6253\u5370\u5143\u7d20\u3002 \u5982\u4f55\u5728 Java \u4e2d\u8f93\u51fa\u6574\u4e2a\u6570\u7ec4 \u5728 Java \u4e2d\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u8f93\u51fa\u6574\u4e2a\u6570\u7ec4\uff0c\u5305\u62ec\uff1a 1. \u4f7f\u7528 Arrays.toString() \u65b9\u6cd5 \u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 Arrays.toString() \u65b9\u6cd5\uff0c\u5b83\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u6570\u7ec4\u6240\u6709\u5143\u7d20\u7684\u5b57\u7b26\u4e32\u8868\u793a\u3002\u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] numbers = {1, 2, 3, 4, 5}; String arrayString = Arrays.toString(numbers); System.out.println(arrayString); \/\/ \u8f93\u51fa [1, 2, 3, 4, 5] \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528 forEach() \u65b9\u6cd5 forEach() \u65b9\u6cd5\u53ef\u4ee5\u5728\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\u4e0a\u6267\u884c\u4e00\u4e2a\u64cd\u4f5c\u3002\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u5b83\u6765\u6253\u5370\u6bcf\u4e2a\u5143\u7d20\uff1a int[] numbers = […]<\/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-66030","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66030","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=66030"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66030\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66030"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66030"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66030"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}