{"id":66459,"date":"2025-05-03T11:34:13","date_gmt":"2025-05-03T03:34:13","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66459\/"},"modified":"2025-05-03T11:34:13","modified_gmt":"2025-05-03T03:34:13","slug":"java%e6%80%8e%e4%b9%88%e6%8b%bc%e6%8e%a5json%e5%ad%97%e7%ac%a6%e4%b8%b2%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66459\/","title":{"rendered":"java\u600e\u4e48\u62fc\u63a5json\u5b57\u7b26\u4e32\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u5982\u4f55\u5728 java \u4e2d\u62fc\u63a5 json \u5b57\u7b26\u4e32\u6570\u7ec4\uff1f\u6709\u591a\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528 [] \u8fde\u63a5\u5b57\u7b26\u4e32\u6570\u7ec4\u4f7f\u7528 jsonarray \u7c7b\u4f7f\u7528 stringbuilder \u8fde\u63a5\u5b57\u7b26\u4e32\u4f7f\u7528\u7b2c\u4e09\u65b9 json \u5e93\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/16\/2024111604124192724.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u62fc\u63a5json\u5b57\u7b26\u4e32\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u600e\u4e48\u62fc\u63a5json\u5b57\u7b26\u4e32\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u4f7f\u7528 Java \u62fc\u63a5 JSON <\/strong><\/p>\n<p><strong>\u76f4\u63a5\u4f7f\u7528 [] \u8fde\u63a5<\/strong><\/p>\n<p>\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 [] \u65b9\u62ec\u53f7\u8fde\u63a5\u5b57\u7b26\u4e32\u6570\u7ec4\uff1a<\/p>\n<pre>String[] colors = {\"red\", \"green\", \"blue\"};\nString json = \"[\" + String.join(\",\", colors) + \"]\";<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u4e2a join \u65b9\u6cd5\u5c06\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u8fde\u63a5\u6210\u4e00\u4e2a\u7528\u9017\u53f7\u5206\u9694\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p><strong>\u4f7f\u7528 JSONArray<\/strong><\/p>\n<p>\u53e6\u4e00\u4e2a\u66f4\u7075\u6d3b\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 JSONArray \u7c7b\uff1a<\/p>\n<pre>JSONArray colors = new JSONArray();\ncolors.put(\"red\");\ncolors.put(\"green\");\ncolors.put(\"blue\");\nString json = colors.toString();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>JSONArray \u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u529f\u80fd\uff0c\u4f8b\u5982\u6dfb\u52a0\u5bf9\u8c61\u3001\u5d4c\u5957\u6570\u7ec4\u548c\u5904\u7406 JSON \u683c\u5f0f\u3002<\/p>\n<p><strong>\u5176\u4ed6\u65b9\u6cd5<\/strong><\/p>\n<p>\u9664\u4e86\u4e0a\u9762\u63d0\u5230\u7684\u65b9\u6cd5\u4e4b\u5916\uff0c\u8fd8\u6709\u5176\u4ed6\u65b9\u6cd5\u53ef\u4ee5\u62fc\u63a5 JSON \u5b57\u7b26\u4e32\u6570\u7ec4\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528 StringBuilder \u8fde\u63a5\u5b57\u7b26\u4e32<\/li>\n<li>\u4f7f\u7528\u7b2c\u4e09\u65b9\u7684 JSON \u5e93\uff08\u4f8b\u5982 Jackson \u6216 GSON\uff09<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u62fc\u63a5json\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u5728 java \u4e2d\u62fc\u63a5 json \u5b57\u7b26\u4e32\u6570\u7ec4\uff1f\u6709\u591a\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528 [] \u8fde\u63a5\u5b57\u7b26\u4e32\u6570\u7ec4\u4f7f\u7528 jsonarray \u7c7b\u4f7f\u7528 stringbuilder \u8fde\u63a5\u5b57\u7b26\u4e32\u4f7f\u7528\u7b2c\u4e09\u65b9 json \u5e93 \u5982\u4f55\u4f7f\u7528 Java \u62fc\u63a5 JSON \u76f4\u63a5\u4f7f\u7528 [] \u8fde\u63a5 \u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 [] \u65b9\u62ec\u53f7\u8fde\u63a5\u5b57\u7b26\u4e32\u6570\u7ec4\uff1a String[] colors = {&#8220;red&#8221;, &#8220;green&#8221;, &#8220;blue&#8221;}; String json = &#8220;[&#8221; + String.join(&#8220;,&#8221;, colors) + &#8220;]&#8221;; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u4e2a join \u65b9\u6cd5\u5c06\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u8fde\u63a5\u6210\u4e00\u4e2a\u7528\u9017\u53f7\u5206\u9694\u7684\u5b57\u7b26\u4e32\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4f7f\u7528 JSONArray \u53e6\u4e00\u4e2a\u66f4\u7075\u6d3b\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 JSONArray \u7c7b\uff1a JSONArray colors = new JSONArray(); colors.put(&#8220;red&#8221;); colors.put(&#8220;green&#8221;); [&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-66459","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66459","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=66459"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66459\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66459"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66459"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66459"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}