{"id":7893,"date":"2023-11-28T20:05:34","date_gmt":"2023-11-28T12:05:34","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=7893"},"modified":"2023-12-02T00:28:25","modified_gmt":"2023-12-01T16:28:25","slug":"vue-zhong-shu-zu-qu-zhong-fu-de-fang-fa-you-na-xie","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/vue-zhong-shu-zu-qu-zhong-fu-de-fang-fa-you-na-xie\/","title":{"rendered":"Vue \u4e2d\u6570\u7ec4\u53bb\u91cd\u590d\u7684\u65b9\u6cd5\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"

\u5728 Vue \u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u5bf9\u6570\u7ec4\u8fdb\u884c\u53bb\u91cd\u3002\u4e00\u4e9b\u5e38\u89c1\u7684\u65b9\u6cd5\u5305\u62ec\uff1a<\/p>\n

    \n
  1. \n

    Set\uff1a<\/strong> \u4f7f\u7528 ES6 \u4e2d\u7684 Set \u5bf9\u8c61\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u53bb\u9664\u6570\u7ec4\u4e2d\u7684\u91cd\u590d\u9879\u3002<\/p>\n

    const arr = [1, 2, 2, 3, 4, 4, 5];\nconst uniqueArray = [...new Set(arr)];\n<\/code><\/pre>\n<\/li>\n
  2. \n
    filter \u548c indexOf\uff1a<\/strong> \u4f7f\u7528 filter \u65b9\u6cd5\u548c indexOf \u65b9\u6cd5\u6765\u521b\u5efa\u4e00\u4e2a\u65b0\u6570\u7ec4\uff0c\u53ea\u5305\u542b\u539f\u6570\u7ec4\u4e2d\u4e0d\u5b58\u5728\u7684\u5143\u7d20\u3002<\/p>\n
    const arr = [1, 2, 2, 3, 4, 4, 5];\nconst uniqueArray = arr.filter((item, index) => {\n  return arr.indexOf(item) === index;\n});\n<\/code><\/pre>\n<\/li>\n
  3. \n
    reduce\uff1a<\/strong> \u4f7f\u7528 reduce \u65b9\u6cd5\u548c\u4e00\u4e2a\u7a7a\u6570\u7ec4\u6765\u904d\u5386\u539f\u6570\u7ec4\uff0c\u5c06\u4e0d\u91cd\u590d\u7684\u5143\u7d20\u6dfb\u52a0\u5230\u65b0\u6570\u7ec4\u4e2d\u3002<\/p>\n
    const arr = [1, 2, 2, 3, 4, 4, 5];\nconst uniqueArray = arr.reduce((accumulator, currentValue) => {\n  if (!accumulator.includes(currentValue)) {\n    accumulator.push(currentValue);\n  }\n  return accumulator;\n}, []);\n<\/code><\/pre>\n<\/li>\n<\/ol>\n
    \u8fd9\u4e9b\u65b9\u6cd5\u90fd\u53ef\u4ee5\u5bf9\u6570\u7ec4\u8fdb\u884c\u53bb\u91cd\uff0c\u6839\u636e\u5b9e\u9645\u9700\u6c42\u9009\u62e9\u9002\u5408\u7684\u65b9\u6cd5\u3002 ES6 \u4e2d\u7684 Set \u5bf9\u8c61\u901a\u5e38\u662f\u6700\u7b80\u5355\u548c\u6700\u5feb\u901f\u7684\u65b9\u5f0f\uff0c\u4f46\u5728\u9700\u8981\u66f4\u591a\u5b9a\u5236\u5316\u6216\u5728\u4e0d\u652f\u6301 Set \u7684\u73af\u5883\u4e0b\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u65b9\u6cd5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5728 Vue \u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u5bf9\u6570\u7ec4\u8fdb\u884c\u53bb\u91cd\u3002\u4e00\u4e9b\u5e38\u89c1\u7684\u65b9\u6cd5\u5305\u62ec\uff1a Set\uff1a \u4f7f\u7528 ES6 \u4e2d\u7684 Set  […]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-7893","post","type-post","status-publish","format-standard","hentry","category-vue"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/7893","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=7893"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/7893\/revisions"}],"predecessor-version":[{"id":13981,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/7893\/revisions\/13981"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=7893"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=7893"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=7893"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}