{"id":4036,"date":"2024-11-10T09:54:47","date_gmt":"2024-11-10T01:54:47","guid":{"rendered":"https:\/\/fwq.ai\/blog\/4036\/"},"modified":"2024-11-10T09:54:47","modified_gmt":"2024-11-10T01:54:47","slug":"%e5%a6%82%e4%bd%95%e5%b0%86%e6%95%b0%e7%bb%84%e7%9a%84%e4%b8%80%e9%83%a8%e5%88%86%e5%85%83%e7%b4%a0%e7%ae%80%e6%b4%81%e5%9c%b0%e6%8f%92%e5%85%a5%e5%88%b0%e5%8f%a6%e4%b8%80%e4%b8%aa%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/4036\/","title":{"rendered":"\u5982\u4f55\u5c06\u6570\u7ec4\u7684\u4e00\u90e8\u5206\u5143\u7d20\u7b80\u6d01\u5730\u63d2\u5165\u5230\u53e6\u4e00\u4e2a\u6570\u7ec4\u4e2d\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173121465837751.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u5c06\u6570\u7ec4\u7684\u4e00\u90e8\u5206\u5143\u7d20\u7b80\u6d01\u5730\u63d2\u5165\u5230\u53e6\u4e00\u4e2a\u6570\u7ec4\u4e2d\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u5c06\u6570\u7ec4\u7684\u4e00\u90e8\u5206\u5143\u7d20\u7b80\u6d01\u5730\u63d2\u5165\u5230\u53e6\u4e00\u4e2a\u6570\u7ec4\u4e2d\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u66f4\u7b80\u6d01\u5730\u5c06\u6570\u7ec4\u96c6\u5408\u7684\u4e00\u90e8\u5206\u5143\u7d20\u63d2\u5165\u5230\u53e6\u4e00\u4e2a\u6570\u7ec4\u96c6\u5408<\/strong><\/p>\n<p>\u5982\u9898\u6240\u8ff0\uff0c\u9700\u8981\u5c06\u4e00\u4e2a\u6570\u7ec4\u96c6\u5408\u7684\u524d x \u4f4d\u5143\u7d20\u63d2\u5165\u5230\u53e6\u4e00\u4e2a\u6570\u7ec4\u96c6\u5408\u7684\u7b2c n \u4f4d\u3002\u73b0\u6709\u7684\u89e3\u51b3\u65b9\u6848\u8f83\u4e3a\u7e41\u7410\uff0c\u662f\u5426\u5b58\u5728\u66f4\u7b80\u6d01\u7684\u65b9\u6848\uff1f<\/p>\n<p>\u4ee5\u4e0b\u63d0\u4f9b\u4e00\u4e2a\u66f4\u7b80\u6d01\u7684\u5b9e\u73b0\uff1a<\/p>\n<pre>\/\/ \u524d n\uff0c\u63d2\u5165\u4f4d\u7f6e m\nvar n = 3, m = 2;\nvar a = [\"a1\", \"a2\", \"a3\", \"a4\", \"a5\"];\nvar b = [\"b1\", \"b2\", \"b3\", \"b4\", \"b5\"];\n\n\/\/ \u573a\u666f\u4e00\u3001\u5c06\u524d n \u4f5c\u4e3a\u6570\u7ec4\u63d2\u5165\u96c6\u5408\u4f4d\u7f6e m\nb.splice(m, 0, a.slice(0, n));\n\n\/\/ \u573a\u666f\u4e8c\u3001\u5c06\u524d n \u9010\u4e2a\u63d2\u5165\u4f4d\u7f6e m\uff0c\u5e76\u4f9d\u6b21\u5f80\u540e\u7ee7\u7eed\u63d2\u5165\uff0c\u4f7f\u4e4b\u6210\u4e3a\u4e00\u4e2a\u540c\u7c7b\u578b\u6570\u7ec4\na.slice(0, n).forEach((item, i) =&gt; {\n  b.splice(m + i, 0, item);\n});\n\nconsole.log(b); \/\/ ['b1', 'b2', Array(3), 'b3', 'b4', 'b5']<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8fd9\u4e2a\u65b9\u6848\u66f4\u4e3a\u7b80\u6d01\u660e\u4e86\uff0c\u4f7f\u7528\u6570\u7ec4\u7684 splice \u65b9\u6cd5\u548c slice \u65b9\u6cd5\u63d2\u5165\u5143\u7d20\u3002<\/p>\n<ul>\n<li>splice \u65b9\u6cd5\u53ef\u4ee5\u63d2\u5165\u6216\u5220\u9664\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002<\/li>\n<li>slice \u65b9\u6cd5\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u6570\u7ec4\uff0c\u8be5\u6570\u7ec4\u5305\u542b\u539f\u59cb\u6570\u7ec4\u7684\u4e00\u90e8\u5206\u3002<\/li>\n<\/ul>\n<p><strong>\u6ce8\u610f\u4e8b\u9879\uff1a<\/strong><\/p>\n<ul>\n<li>\u5982\u679c\u9700\u8981\u63d2\u5165\u7684\u5143\u7d20\u6570\u91cf\u5927\u4e8e\u6570\u7ec4\u96c6\u5408\u7684\u957f\u5ea6\uff0c\u5219\u9700\u8981\u5bf9\u63d2\u5165\u7684\u4f4d\u7f6e\u8fdb\u884c\u5224\u65ad\u3002<\/li>\n<li>\u5982\u679c\u9700\u8981\u63d2\u5165\u7684\u5143\u7d20\u7c7b\u578b\u4e0d\u76f8\u540c\uff0c\u5219\u9700\u8981\u5bf9\u63d2\u5165\u7684\u5143\u7d20\u8fdb\u884c\u7c7b\u578b\u8f6c\u6362\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u5c06\u6570\u7ec4\u7684\u4e00\u90e8\u5206\u5143\u7d20\u7b80\u6d01\u5730\u63d2\u5165\u5230\u53e6\u4e00\u4e2a\u6570\u7ec4\u4e2d\uff1f\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>\u66f4\u7b80\u6d01\u5730\u5c06\u6570\u7ec4\u96c6\u5408\u7684\u4e00\u90e8\u5206\u5143\u7d20\u63d2\u5165\u5230\u53e6\u4e00\u4e2a\u6570\u7ec4\u96c6\u5408 \u5982\u9898\u6240\u8ff0\uff0c\u9700\u8981\u5c06\u4e00\u4e2a\u6570\u7ec4\u96c6\u5408\u7684\u524d x \u4f4d\u5143\u7d20\u63d2\u5165\u5230\u53e6\u4e00\u4e2a\u6570\u7ec4\u96c6\u5408\u7684\u7b2c n \u4f4d\u3002\u73b0\u6709\u7684\u89e3\u51b3\u65b9\u6848\u8f83\u4e3a\u7e41\u7410\uff0c\u662f\u5426\u5b58\u5728\u66f4\u7b80\u6d01\u7684\u65b9\u6848\uff1f \u4ee5\u4e0b\u63d0\u4f9b\u4e00\u4e2a\u66f4\u7b80\u6d01\u7684\u5b9e\u73b0\uff1a \/\/ \u524d n\uff0c\u63d2\u5165\u4f4d\u7f6e m var n = 3, m = 2; 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