{"id":590,"date":"2024-01-07T18:01:01","date_gmt":"2024-01-07T10:01:01","guid":{"rendered":""},"modified":"2024-01-07T18:01:01","modified_gmt":"2024-01-07T10:01:01","slug":"\u4e09\u79cd\u5e38\u7528\u7684js\u6570\u7ec4\u53bb\u91cd\u65b9\u6cd5","status":"publish","type":"post","link":"https:\/\/mushiming.com\/590.html","title":{"rendered":"\u4e09\u79cd\u5e38\u7528\u7684js\u6570\u7ec4\u53bb\u91cd\u65b9\u6cd5"},"content":{"rendered":"

\u7b2c\u4e00\u79cd\u662f\u6bd4\u8f83\u5e38\u89c4\u7684\u65b9\u6cd5<\/h2>\n

\u601d\u8def\uff1a<\/p>\n

1.\u6784\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u7ec4\u5b58\u653e\u7ed3\u679c<\/p>\n

2.for\u5faa\u73af\u4e2d\u6bcf\u6b21\u4ece\u539f\u6570\u7ec4\u4e2d\u53d6\u51fa\u4e00\u4e2a\u5143\u7d20\uff0c\u7528\u8fd9\u4e2a\u5143\u7d20\u5faa\u73af\u4e0e\u7ed3\u679c\u6570\u7ec4\u5bf9\u6bd4<\/p>\n

3.\u82e5\u7ed3\u679c\u6570\u7ec4\u4e2d\u6ca1\u6709\u8be5\u5143\u7d20\uff0c\u5219\u5b58\u5230\u7ed3\u679c\u6570\u7ec4\u4e2d<\/p>\n

Array.prototype.unique1 = function(){\n\tvar res = [this[0]];\n\tfor(var i = 1; i < this.length; i++){\n\t\tvar repeat = false;\n\t\tfor(var j = 0; j < res.length; j++){\n\t\t\tif(this[i] == res[j]){\n\t\t\t\trepeat = true;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t\tif(!repeat){\n\t\t\tres.push(this[i]);\n\t\t}\n\t}\n\treturn res;\n}\nvar arr = [1, 'a', 'a', 'b', 'd', 'e', 'e', 1, 0]\nalert(arr.unique1());<\/pre>\n
 \u7b2c\u4e8c\u79cd\u65b9\u6cd5\u6bd4\u4e0a\u9762\u7684\u65b9\u6cd5\u6548\u7387\u8981\u9ad8<\/h2>\n
 \u601d\u8def\uff1a<\/p>\n
 1.\u5148\u5c06\u539f\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f<\/p>\n
 2.\u68c0\u67e5\u539f\u6570\u7ec4\u4e2d\u7684\u7b2ci\u4e2a\u5143\u7d20 \u4e0e \u7ed3\u679c\u6570\u7ec4\u4e2d\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u662f\u5426\u76f8\u540c\uff0c\u56e0\u4e3a\u5df2\u7ecf\u6392\u5e8f\uff0c\u6240\u4ee5\u91cd\u590d\u5143\u7d20\u4f1a\u5728\u76f8\u90bb\u4f4d\u7f6e<\/p>\n
 3.\u5982\u679c\u4e0d\u76f8\u540c\uff0c\u5219\u5c06\u8be5\u5143\u7d20\u5b58\u5165\u7ed3\u679c\u6570\u7ec4\u4e2d<\/p>\n
Array.prototype.unique2 = function(){\n\tthis.sort();\t\/\/\u5148\u6392\u5e8f\n\tvar res = [this[0]];\n\tfor(var i = 1; i < this.length; i++){\n\t\tif(this[i] !== res[res.length - 1]){\n\t\t\tres.push(this[i]);\n\t\t}\n\t}\n\treturn res;\n}\nvar arr = [1, 'a', 'a', 'b', 'd', 'e', 'e', 1, 0]\nalert(arr.unique2());\n<\/pre>\n
 \u7b2c\u4e8c\u79cd\u65b9\u6cd5\u4e5f\u4f1a\u6709\u4e00\u5b9a\u7684\u5c40\u9650\u6027\uff0c\u56e0\u4e3a\u5728\u53bb\u91cd\u524d\u8fdb\u884c\u4e86\u6392\u5e8f\uff0c\u6240\u4ee5\u6700\u540e\u8fd4\u56de\u7684\u53bb\u91cd\u7ed3\u679c\u4e5f\u662f\u6392\u5e8f\u540e\u7684\u3002\u5982\u679c\u8981\u6c42\u4e0d\u6539\u53d8\u6570\u7ec4\u7684\u987a\u5e8f\u53bb\u91cd\uff0c\u90a3\u8fd9\u79cd\u65b9\u6cd5\u4fbf\u4e0d\u53ef\u53d6\u4e86\u3002<\/p>\n
 \u7b2c\u4e09\u79cd\u65b9\u6cd5\uff08\u63a8\u8350\u4f7f\u7528\uff09<\/h3>\n
 \u601d\u8def\uff1a<\/p>\n
 1.\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u7ec4\u5b58\u653e\u7ed3\u679c<\/p>\n
 2.\u521b\u5efa\u4e00\u4e2a\u7a7a\u5bf9\u8c61<\/p>\n
 3.for\u5faa\u73af\u65f6\uff0c\u6bcf\u6b21\u53d6\u51fa\u4e00\u4e2a\u5143\u7d20\u4e0e\u5bf9\u8c61\u8fdb\u884c\u5bf9\u6bd4\uff0c\u5982\u679c\u8fd9\u4e2a\u5143\u7d20\u4e0d\u91cd\u590d\uff0c\u5219\u628a\u5b83\u5b58\u653e\u5230\u7ed3\u679c\u6570\u7ec4\u4e2d\uff0c\u540c\u65f6\u628a\u8fd9\u4e2a\u5143\u7d20\u7684\u5185\u5bb9\u4f5c\u4e3a\u5bf9\u8c61\u7684\u4e00\u4e2a\u5c5e\u6027\uff0c\u5e76\u8d4b\u503c\u4e3a1\uff0c\u5b58\u5165\u5230\u7b2c2\u6b65\u5efa\u7acb\u7684\u5bf9\u8c61\u4e2d\u3002<\/p>\n
 \u8bf4\u660e\uff1a\u81f3\u4e8e\u5982\u4f55\u5bf9\u6bd4\uff0c\u5c31\u662f\u6bcf\u6b21\u4ece\u539f\u6570\u7ec4\u4e2d\u53d6\u51fa\u4e00\u4e2a\u5143\u7d20\uff0c\u7136\u540e\u5230\u5bf9\u8c61\u4e2d\u53bb\u8bbf\u95ee\u8fd9\u4e2a\u5c5e\u6027\uff0c\u5982\u679c\u80fd\u8bbf\u95ee\u5230\u503c\uff0c\u5219\u8bf4\u660e\u91cd\u590d\u3002<\/p>\n
Array.prototype.unique3 = function(){\n\tvar res = [];\n\tvar json = {};\n\tfor(var i = 0; i < this.length; i++){\n\t\tif(!json[this[i]]){\n\t\t\tres.push(this[i]);\n\t\t\tjson[this[i]] = 1;\n\t\t}\n\t}\n\treturn res;\n}\n\nvar arr = [112,112,34,'\u4f60\u597d',112,112,34,'\u4f60\u597d','str','str1'];\nalert(arr.unique3());<\/pre>\n
\r\n<\/pre>\n
\u8f6c\u8f7d\uff1ahttp:\/\/www.1008a.com\/post\/277.html<\/pre>\n","protected":false},"excerpt":{"rendered":"\u4e09\u79cd\u5e38\u7528\u7684js\u6570\u7ec4\u53bb\u91cd\u65b9\u6cd5\u7b2c\u4e00\u79cd\u662f\u6bd4\u8f83\u5e38\u89c4\u7684\u65b9\u6cd5\u601d\u8def\uff1a1.\u6784\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u7ec4\u5b58\u653e\u7ed3\u679c2.for\u5faa\u73af\u4e2d\u6bcf\u6b21\u4ece\u539f\u6570\u7ec4\u4e2d\u53d6\u51fa\u4e00\u4e2a\u5143\u7d20\uff0c...","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[82],"tags":[],"_links":{"self":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts\/590"}],"collection":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/comments?post=590"}],"version-history":[{"count":0,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts\/590\/revisions"}],"wp:attachment":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/media?parent=590"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/categories?post=590"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/tags?post=590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}