{"id":84396,"date":"2024-03-21T04:15:05","date_gmt":"2024-03-20T19:15:05","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/es6%e6%95%b0%e7%bb%84%e5%af%b9%e8%b1%a1%e5%8e%bb%e9%87%8d%e5%8f%8a%e5%90%88%e5%b9%b6%e7%9a%84%e6%96%b9%e6%b3%95%e6%98%af%e4%bb%80%e4%b9%88\/"},"modified":"2024-03-27T15:08:14","modified_gmt":"2024-03-27T06:08:14","slug":"es6%e6%95%b0%e7%bb%84%e5%af%b9%e8%b1%a1%e5%8e%bb%e9%87%8d%e5%8f%8a%e5%90%88%e5%b9%b6%e7%9a%84%e6%96%b9%e6%b3%95%e6%98%af%e4%bb%80%e4%b9%88","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/es6%e6%95%b0%e7%bb%84%e5%af%b9%e8%b1%a1%e5%8e%bb%e9%87%8d%e5%8f%8a%e5%90%88%e5%b9%b6%e7%9a%84%e6%96%b9%e6%b3%95%e6%98%af%e4%bb%80%e4%b9%88\/","title":{"rendered":"es6\u6570\u7ec4\u5bf9\u8c61\u53bb\u91cd\u53ca\u5408\u5e76\u7684\u65b9\u6cd5\u662f\u4ec0\u4e48"},"content":{"rendered":"

ES6\u306b\u304a\u3051\u308b\u91cd\u8907\u306e\u9664\u53bb\u3068\u914d\u5217\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u7c21\u5358\u306a\u7d71\u5408\u306e\u65b9\u6cd5\u306f\u3001Set\u30c7\u30fc\u30bf\u69cb\u9020\u3068\u30b9\u30d7\u30ec\u30c3\u30c9\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u3066\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n

    \n
  1. Set\u69cb\u9020\u4f53\u3092\u5229\u7528\u3057\u3066\u91cd\u8907\u3092\u524a\u9664\uff1a\u914d\u5217\u3092Set\u69cb\u9020\u306b\u5909\u63db\u3057\u3066\u304b\u3089Set\u69cb\u9020\u3092\u914d\u5217\u306b\u5909\u63db\u3059\u308b\u3002<\/li>\n<\/ol>\n
    const<\/span> arr = [1<\/span>, 2<\/span>, 2<\/span>, 3<\/span>, 4<\/span>, 4<\/span>];\r\nconst<\/span> uniqueArr = [...new<\/span> Set<\/span>(arr)];\r\nconsole<\/span>.log<\/span>(uniqueArr); \/\/ [1, 2, 3, 4]<\/span>\r\n<\/code><\/pre>\n
      \n
    1. \u914d\u5217\u3092\u30de\u30fc\u30b8\u3057\u3066\u91cd\u8907\u3092\u524a\u9664\u3059\u308b: \u307e\u305a\uff0cSet\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u4f7f\u7528\u3057\u30662\u3064\u306e\u914d\u5217\u3092\u30de\u30fc\u30b8\u3057\uff0c\u91cd\u8907\u8981\u7d20\u3092\u524a\u9664\u3057\u3066\u304b\u3089\uff0cSet\u3092\u914d\u5217\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n
      const<\/span> arr1 = [1<\/span>, 2<\/span>, 3<\/span>];\r\nconst<\/span> arr2 = [2<\/span>, 3<\/span>, 4<\/span>];\r\nconst<\/span> mergedArr = [...new<\/span> Set<\/span>([...arr1, ...arr2])];\r\nconsole<\/span>.log<\/span>(mergedArr); \/\/ [1, 2, 3, 4]<\/span>\r\n<\/code><\/pre>\n
      \u6ce8\u610f\uff1aSet \u30c7\u30fc\u30bf\u69cb\u9020\u3067\u306f\u3001\u91cd\u8907\u5224\u5b9a\u306e\u57fa\u6e96\u306f\u8981\u7d20\u306e\u5024\u3067\u3059\u3002\u53c2\u7167\u578b\u306e\u5834\u5408\u306f\u3001\u91cd\u8907\u6392\u9664\u3092\u6a5f\u80fd\u3055\u305b\u308b\u306b\u306f\u3001\u53c2\u7167\u306e\u30a2\u30c9\u30ec\u30b9\u304c\u540c\u3058\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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