{"id":38463,"date":"2024-11-26T09:43:51","date_gmt":"2024-11-26T01:43:51","guid":{"rendered":"https:\/\/fwq.ai\/blog\/38463\/"},"modified":"2024-11-26T09:43:51","modified_gmt":"2024-11-26T01:43:51","slug":"java%e4%b8%ad%e5%ad%97%e7%ac%a6%e4%b8%b2%e6%80%8e%e4%b9%88%e8%bd%ac%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/38463\/","title":{"rendered":"java\u4e2d\u5b57\u7b26\u4e32\u600e\u4e48\u8f6c\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\uff0c\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\u7684\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528 split() \u65b9\u6cd5\u6839\u636e\u6a21\u5f0f\u5206\u9694\u5b57\u7b26\u4e32\uff1b\u4f7f\u7528 tochararray() \u65b9\u6cd5\u83b7\u53d6\u5355\u4e2a\u5b57\u7b26\u7684\u5b57\u7b26\u6570\u7ec4\uff1b\u4f7f\u7528 replaceall() \u548c stringjoiner \u66ff\u6362\u7a7a\u683c\u5e76\u8fde\u63a5\u975e\u7a7a\u683c\u5b57\u7b26\uff1b\u4f7f\u7528\u6d41\u548c\u6536\u96c6\u5668\u6620\u5c04\u5b57\u7b26\u5e76\u8f6c\u6362\u4e3a\u6570\u7ec4\uff1b\u4f7f\u7528 arrays.stream(string[]) \u5c06\u5b57\u7b26\u4e32\u6570\u7ec4\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u6d41\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/15\/2024111502064442235.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u5b57\u7b26\u4e32\u600e\u4e48\u8f6c\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u4e2d\u5b57\u7b26\u4e32\u600e\u4e48\u8f6c\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5c06 Java \u4e2d\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4<\/strong><\/p>\n<p><strong>\u65b9\u6cd5\uff1a<\/strong><\/p>\n<p><strong>1. split() \u65b9\u6cd5<\/strong><\/p>\n<p>split() \u65b9\u6cd5\u662f\u6700\u5e38\u7528\u4e14\u7b80\u5355\u7684\u65b9\u6cd5\u4e4b\u4e00\uff0c\u5b83\u53ef\u4ee5\u6839\u636e\u6307\u5b9a\u7684\u6a21\u5f0f\uff08\u4f8b\u5982\u7a7a\u683c\u3001\u9017\u53f7\u6216\u6b63\u5219\u8868\u8fbe\u5f0f\uff09\u5c06\u5b57\u7b26\u4e32\u5206\u9694\u6210\u4e00\u4e2a\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>String str = \"Hello World\";\nString[] arr = str.split(\" \"); \/\/ \u5206\u9694\u7b26\u4e3a\u7a7a\u683c<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. toCharArray() \u65b9\u6cd5<\/strong><\/p>\n<p>toCharArray() \u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5305\u542b\u5176\u5355\u4e2a\u5b57\u7b26\u7684\u5b57\u7b26\u6570\u7ec4\u3002<\/p>\n<pre>String str = \"Java\";\nchar[] arr = str.toCharArray();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. replaceAll() \u548c StringJoiner<\/strong><\/p>\n<p>\u6b64\u65b9\u6cd5\u6d89\u53ca\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f replaceAll() \u6765\u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u7684\u6240\u6709\u7a7a\u683c\uff0c\u7136\u540e\u4f7f\u7528 StringJoiner \u8fde\u63a5\u975e\u7a7a\u683c\u5b57\u7b26\u3002<\/p>\n<pre>String str = \"Java Programming\";\nString[] arr = str.replaceAll(\"\\s\", \"\").split(\"\");<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>4. Streams \u548c Collect<\/strong><\/p>\n<p>Java 8 \u5f15\u5165\u4e86\u6d41\u548c\u6536\u96c6\u5668\uff0c\u53ef\u4ee5\u7528\u4e8e\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002<\/p>\n<pre>String str = \"Python\";\nString[] arr = str.chars()\n        .mapToObj(c -&gt; (char) c) \/\/ \u8f6c\u6362\u4e3a\u5b57\u7b26\n        .toArray(String[]::new); \/\/ \u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u6570\u7ec4<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>5. Arrays.stream(String[])<\/strong><\/p>\n<p>\u6b64\u65b9\u6cd5\u76f4\u63a5\u5c06\u5b57\u7b26\u4e32\u6570\u7ec4\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u6d41\u3002<\/p>\n<pre>String[] arr = { \"C++\", \"JavaScript\", \"PHP\" };\nString str = Arrays.stream(arr).collect(Collectors.joining(\", \"));<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u7ed3\u8bba\uff1a<\/strong><\/p>\n<p>\u6839\u636e\u5177\u4f53\u8981\u6c42\uff0c\u53ef\u4ee5\u9009\u62e9\u6700\u9002\u5408\u7684\u5b57\u7b26\u4e32\u5230\u6570\u7ec4\u8f6c\u6362\u65b9\u6cd5\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u5b57\u7b26\u4e32\u600e\u4e48\u8f6c\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>\u5728 java \u4e2d\uff0c\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\u7684\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528 split() \u65b9\u6cd5\u6839\u636e\u6a21\u5f0f\u5206\u9694\u5b57\u7b26\u4e32\uff1b\u4f7f\u7528 tochararray() \u65b9\u6cd5\u83b7\u53d6\u5355\u4e2a\u5b57\u7b26\u7684\u5b57\u7b26\u6570\u7ec4\uff1b\u4f7f\u7528 replaceall() \u548c stringjoiner \u66ff\u6362\u7a7a\u683c\u5e76\u8fde\u63a5\u975e\u7a7a\u683c\u5b57\u7b26\uff1b\u4f7f\u7528\u6d41\u548c\u6536\u96c6\u5668\u6620\u5c04\u5b57\u7b26\u5e76\u8f6c\u6362\u4e3a\u6570\u7ec4\uff1b\u4f7f\u7528 arrays.stream(string[]) \u5c06\u5b57\u7b26\u4e32\u6570\u7ec4\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u6d41\u3002 \u5982\u4f55\u5c06 Java \u4e2d\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4 \u65b9\u6cd5\uff1a 1. split() \u65b9\u6cd5 split() \u65b9\u6cd5\u662f\u6700\u5e38\u7528\u4e14\u7b80\u5355\u7684\u65b9\u6cd5\u4e4b\u4e00\uff0c\u5b83\u53ef\u4ee5\u6839\u636e\u6307\u5b9a\u7684\u6a21\u5f0f\uff08\u4f8b\u5982\u7a7a\u683c\u3001\u9017\u53f7\u6216\u6b63\u5219\u8868\u8fbe\u5f0f\uff09\u5c06\u5b57\u7b26\u4e32\u5206\u9694\u6210\u4e00\u4e2a\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b String str = &#8220;Hello World&#8221;; String[] arr = str.split(&#8221; &#8220;); \/\/ \u5206\u9694\u7b26\u4e3a\u7a7a\u683c \u767b\u5f55\u540e\u590d\u5236 2. toCharArray() \u65b9\u6cd5 toCharArray() \u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5305\u542b\u5176\u5355\u4e2a\u5b57\u7b26\u7684\u5b57\u7b26\u6570\u7ec4\u3002 String str = &#8220;Java&#8221;; char[] arr = str.toCharArray(); \u767b\u5f55\u540e\u590d\u5236 3. replaceAll() \u548c StringJoiner \u6b64\u65b9\u6cd5\u6d89\u53ca\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f [&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-38463","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38463","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=38463"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38463\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=38463"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=38463"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=38463"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}