{"id":49092,"date":"2024-12-02T17:45:01","date_gmt":"2024-12-02T09:45:01","guid":{"rendered":"https:\/\/fwq.ai\/blog\/49092\/"},"modified":"2024-12-02T17:45:01","modified_gmt":"2024-12-02T09:45:01","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-javascript-%e4%b8%ad%e7%94%a8%e7%a9%ba%e6%a0%bc%e5%a1%ab%e5%85%85%e5%ad%97%e7%ac%a6%e4%b8%b2%e6%88%96%e6%95%b0%e7%bb%84%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/49092\/","title":{"rendered":"\u5982\u4f55\u5728 JavaScript \u4e2d\u7528\u7a7a\u683c\u586b\u5145\u5b57\u7b26\u4e32\u6216\u6570\u7ec4\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5982\u4f55\u5728 JavaScript \u4e2d\u7528\u7a7a\u683c\u586b\u5145\u5b57\u7b26\u4e32\u6216\u6570\u7ec4\uff1f<\/h1>\n<p>\u5728\u6587\u7ae0\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300a\u5982\u4f55\u5728 JavaScript \u4e2d\u7528\u7a7a\u683c\u586b\u5145\u5b57\u7b26\u4e32\u6216\u6570\u7ec4\uff1f\u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241109\/1731126649672ee579ee656.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u5728 JavaScript \u4e2d\u7528\u7a7a\u683c\u586b\u5145\u5b57\u7b26\u4e32\u6216\u6570\u7ec4\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u5728 JavaScript \u4e2d\u7528\u7a7a\u683c\u586b\u5145\u5b57\u7b26\u4e32\u6216\u6570\u7ec4\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 javascript \u4e2d\u7528\u7a7a\u683c\u586b\u5145\u5b57\u7b26\u4e32\u6216\u6570\u7ec4<\/strong><\/p>\n<p>\u5728 javascript \u4e2d\uff0c\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5c06\u7a7a\u683c\u8d4b\u503c\u7ed9\u5b57\u7b26\u4e32\u6216\u6570\u7ec4\u3002<\/p>\n<p><strong>\u65b9\u6cd5 1\uff1a\u4f7f\u7528\u5b57\u7b26\u4e32\u66ff\u6362<\/strong><\/p>\n<p>\u8981\u4f7f\u7528\u7a7a\u683c\u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u7684\u7279\u5b9a\u5b57\u7b26\uff0c\u53ef\u4ee5\u4f7f\u7528 replace() \u65b9\u6cd5\uff1a<\/p>\n<pre>const str = \"abc.def.ghi\";\nconst newstr = str.replace(\".\", \" \");<\/pre>\n<p><strong>\u65b9\u6cd5 2\uff1a\u4f7f\u7528 str_pad()<\/strong><\/p>\n<p>\u8981\u521b\u5efa\u4e00\u4e2a\u6307\u5b9a\u957f\u5ea6\u7684\u5b57\u7b26\u4e32\u5e76\u7528\u6307\u5b9a\u5b57\u7b26\u586b\u5145\uff0c\u53ef\u4ee5\u4f7f\u7528 str_pad() \u51fd\u6570\uff1a<\/p>\n<pre>const str = str_pad(\"\", 5, \" \");<\/pre>\n<p><strong>\u65b9\u6cd5 3\uff1a\u4f7f\u7528\u5faa\u73af\u548c\u6570\u7ec4<\/strong><\/p>\n<p>\u8981\u5c06\u7a7a\u683c\u52a8\u6001\u8d4b\u503c\u7ed9\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\uff1a<\/p>\n<pre>const arr = [];\n\nfor (let i = 0; i &lt; 5; i++) {\n  arr.push(\" \".repeat(i));\n}<\/pre>\n<p><strong>\u4ee3\u7801\u793a\u4f8b<\/strong><\/p>\n<p>\u63d0\u4f9b\u7684\u4ee3\u7801\u793a\u4f8b\u4e2d\uff0c\u5b9e\u73b0\u4e86\u4ee5\u4e0b\u529f\u80fd\uff1a<\/p>\n<ol>\n<li>\u5c06\u53e5\u70b9\uff08.\uff09\u66ff\u6362\u4e3a\u7a7a\u683c\uff0c\u751f\u6210\u4e00\u4e2a\u6570\u7ec4 arr1\u3002<\/li>\n<li>\u521b\u5efa\u4e00\u4e2a\u661f\u53f7\uff08*\uff09\u586b\u5145\u7684\u5b57\u7b26\u4e32 k\uff0c\u5e76\u5c06\u6570\u7ec4 arr2 \u4e2d\u6dfb\u52a0 k\u3002<\/li>\n<li>\u5faa\u73af\u8f93\u51fa\u6570\u7ec4 arr1 \u548c arr2 \u7684\u5143\u7d20\uff0c\u7528\u6362\u884c\u7b26\u5206\u9694\u3002<\/li>\n<\/ol>\n<p>\u4f60\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u8981\u9009\u62e9\u9002\u5408\u7684\u65b9\u6cd5\u5728 javascript \u4ee3\u7801\u4e2d\u8d4b\u503c\u7a7a\u683c\u3002<\/p>\n<p>\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u5728 JavaScript \u4e2d\u7528\u7a7a\u683c\u586b\u5145\u5b57\u7b26\u4e32\u6216\u6570\u7ec4\uff1f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u7c73\u4e91\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03\u6587\u7ae0\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u5728 JavaScript \u4e2d\u7528\u7a7a\u683c\u586b\u5145\u5b57\u7b26\u4e32\u6216\u6570\u7ec4\uff1f \u5728\u6587\u7ae0\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300a\u5982\u4f55\u5728 JavaScript \u4e2d\u7528\u7a7a\u683c\u586b\u5145\u5b57\u7b26\u4e32\u6216\u6570\u7ec4\uff1f\u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002 \u5982\u4f55\u5728 javascript \u4e2d\u7528\u7a7a\u683c\u586b\u5145\u5b57\u7b26\u4e32\u6216\u6570\u7ec4 \u5728 javascript \u4e2d\uff0c\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5c06\u7a7a\u683c\u8d4b\u503c\u7ed9\u5b57\u7b26\u4e32\u6216\u6570\u7ec4\u3002 \u65b9\u6cd5 1\uff1a\u4f7f\u7528\u5b57\u7b26\u4e32\u66ff\u6362 \u8981\u4f7f\u7528\u7a7a\u683c\u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u7684\u7279\u5b9a\u5b57\u7b26\uff0c\u53ef\u4ee5\u4f7f\u7528 replace() \u65b9\u6cd5\uff1a const str = &#8220;abc.def.ghi&#8221;; const newstr = str.replace(&#8220;.&#8221;, &#8221; &#8220;); \u65b9\u6cd5 2\uff1a\u4f7f\u7528 str_pad() \u8981\u521b\u5efa\u4e00\u4e2a\u6307\u5b9a\u957f\u5ea6\u7684\u5b57\u7b26\u4e32\u5e76\u7528\u6307\u5b9a\u5b57\u7b26\u586b\u5145\uff0c\u53ef\u4ee5\u4f7f\u7528 str_pad() \u51fd\u6570\uff1a const str = str_pad(&#8220;&#8221;, 5, &#8221; &#8220;); \u65b9\u6cd5 3\uff1a\u4f7f\u7528\u5faa\u73af\u548c\u6570\u7ec4 \u8981\u5c06\u7a7a\u683c\u52a8\u6001\u8d4b\u503c\u7ed9\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\uff1a const arr = []; for (let i = 0; i &lt; 5; [&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-49092","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/49092","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=49092"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/49092\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=49092"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=49092"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=49092"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}