{"id":266598,"date":"2024-05-15T16:51:53","date_gmt":"2024-05-15T08:51:53","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/266598.html"},"modified":"2024-05-15T16:51:58","modified_gmt":"2024-05-15T08:51:58","slug":"react-%e6%a1%86%e6%9e%b6%e4%bb%a3%e7%a0%81%e4%b8%ad%e5%bc%82%e6%ad%a5%e7%bb%84%e4%bb%b6%e5%92%8c%e5%8a%a8%e6%80%81%e7%bb%84%e4%bb%b6%e7%9a%84%e5%8c%ba%e5%88%ab%e6%9c%89%e5%93%aa%e4%ba%9b","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/266598.html","title":{"rendered":"react \u6846\u67b6\u4ee3\u7801\u4e2d\u5f02\u6b65\u7ec4\u4ef6\u548c\u52a8\u6001\u7ec4\u4ef6\u7684\u533a\u522b\u6709\u54ea\u4e9b"},"content":{"rendered":"

\"react<\/p>\n

React\u6846\u67b6\u7684\u53d1\u5c55\u50ac\u751f\u4e86\u8bb8\u591a\u63d0\u9ad8web\u5e94\u7528\u6027\u80fd\u7684\u7b56\u7565\uff0c\u5176\u4e2d\u5f02\u6b65\u7ec4\u4ef6\u548c\u52a8\u6001\u7ec4\u4ef6\u662f\u4e24\u79cd\u91cd\u8981\u7684\u6982\u5ff5\u3002\u5f02\u6b65\u7ec4\u4ef6\u4e3b\u8981\u5173\u6ce8\u4e8e\u5ef6\u8fdf\u52a0\u8f7d\u7ec4\u4ef6\u4ee5\u63d0\u9ad8\u5e94\u7528\u7684\u52a0\u8f7d\u901f\u5ea6\u3001\u800c\u52a8\u6001\u7ec4\u4ef6\u5219\u4e13\u6ce8\u4e8e\u6839\u636e\u9700\u8981\u52a8\u6001\u52a0\u8f7d\u4e0d\u540c\u7684\u7ec4\u4ef6\u4ee5\u589e\u52a0\u5e94\u7528\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/strong> \u4e24\u8005\u867d\u7136\u90fd\u65e8\u5728\u63d0\u5347\u5e94\u7528\u6027\u80fd\uff0c\u4f46\u5173\u6ce8\u70b9\u548c\u5b9e\u73b0\u65b9\u5f0f\u5374\u6709\u6240\u533a\u522b\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u5c06\u4e3b\u8981\u4ecb\u7ecd\u5f02\u6b65\u7ec4\u4ef6\u7684\u7279\u70b9\u4e0e\u7528\u9014\u3002<\/p>\n<\/p>\n

\u5f02\u6b65\u7ec4\u4ef6\u6280\u672f\u4e3b\u8981\u5229\u7528React\u7684React.lazy()<\/code>\u548cSuspense<\/code>\u7ec4\u4ef6\u6765\u5b9e\u73b0\u3002React.lazy()<\/code>\u5141\u8bb8\u4f60\u5b9a\u4e49\u4e00\u4e2a\u52a8\u6001\u52a0\u8f7d\u7684\u7ec4\u4ef6\uff0c\u800c\u8fd9\u4e2a\u52a0\u8f7d\u52a8\u4f5c\u5c06\u4f1a\u88abSuspense<\/code>\u7ec4\u4ef6\u6240\u6355\u83b7\u3002\u5728\u7ec4\u4ef6\u88ab\u52a0\u8f7d\u548c\u51c6\u5907\u597d\u6e32\u67d3\u4e4b\u524d\uff0cSuspense<\/code>\u7ec4\u4ef6\u53ef\u4ee5\u663e\u793a\u4e00\u4e2a\u5907\u7528\u5185\u5bb9\uff08\u5982\u52a0\u8f7d\u6307\u793a\u5668\uff09\uff0c\u8fd9\u6837\u7528\u6237\u5c31\u4e0d\u4f1a\u9762\u5bf9\u4e00\u4e2a\u7a7a\u767d\u7684\u5c4f\u5e55\uff0c\u4ece\u800c\u63d0\u5347\u4e86\u7528\u6237\u4f53\u9a8c\u3002\u8fd9\u4e00\u7b56\u7565\u5927\u5927\u51cf\u5c11\u4e86\u9996\u5c4f\u52a0\u8f7d\u7684\u65f6\u95f4\uff0c\u56e0\u4e3a\u5b83\u5141\u8bb8\u5e94\u7528\u53ea\u52a0\u8f7d\u7528\u6237\u5f53\u524d\u5fc5\u9700\u7684\u90e8\u5206\uff0c\u800c\u5176\u4ed6\u90e8\u5206\u5219\u5728\u9700\u8981\u65f6\u624d\u52a0\u8f7d\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5f02\u6b65\u7ec4\u4ef6\u548c\u52a8\u6001\u7ec4\u4ef6\u7684\u4e3b\u8981\u533a\u522b<\/h3>\n<\/p>\n

\u5f02\u6b65\u7ec4\u4ef6<\/strong><\/h4>\n<\/p>\n

\u5f02\u6b65\u7ec4\u4ef6\u7684\u4e3b\u8981\u7279\u6027\u662f\u5b83\u53ef\u4ee5\u5b9e\u73b0\u7ec4\u4ef6\u7684\u61d2\u52a0\u8f7d\uff0c\u8fd9\u610f\u5473\u7740\u8be5\u7ec4\u4ef6\u7684\u4ee3\u7801\u53ea\u6709\u5728\u9700\u8981\u65f6\u624d\u4f1a\u88ab\u52a0\u8f7d\u548c\u6e32\u67d3\u3002\u8fd9\u79cd\u65b9\u5f0f\u975e\u5e38\u9002\u5408\u90a3\u4e9b\u9996\u6b21\u8bbf\u95ee\u65f6\u4e0d\u9700\u8981\u7acb\u5373\u4f7f\u7528\u7684\u7ec4\u4ef6\uff0c\u6bd4\u5982\u4e00\u4e9b\u8986\u76d6\u5c42\u3001\u63d0\u793a\u6846\u7b49\u3002\u5f02\u6b65\u7ec4\u4ef6\u6709\u52a9\u4e8e\u51cf\u5c11\u5e94\u7528\u7684\u521d\u59cb\u8d1f\u8f7d\u65f6\u95f4\uff0c\u52a0\u901f\u9996\u6b21\u6e32\u67d3\u3002<\/p>\n<\/p>\n

\u52a8\u6001\u7ec4\u4ef6<\/strong><\/h4>\n<\/p>\n

\u52a8\u6001\u7ec4\u4ef6\u7684\u6838\u5fc3\u5728\u4e8e\u5728\u8fd0\u884c\u65f6\u6839\u636e\u7279\u5b9a\u7684\u6761\u4ef6\u52a8\u6001\u52a0\u8f7d\u548c\u6e32\u67d3\u4e0d\u540c\u7684\u7ec4\u4ef6\u3002\u8fd9\u79cd\u65b9\u5f0f\u5728\u6784\u5efa\u9ad8\u5ea6\u53ef\u5b9a\u5236\u548c flexible \u7684\u5e94\u7528\u65f6\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u6839\u636e\u7528\u6237\u7684\u6743\u9650\u7b49\u7ea7\u5c55\u793a\u4e0d\u540c\u7684\u754c\u9762\u5143\u7d20\u6216\u529f\u80fd\u3002\u52a8\u6001\u7ec4\u4ef6\u63d0\u9ad8\u4e86\u7ec4\u4ef6\u590d\u7528\u6027\u548c\u5e94\u7528\u7684\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n

\u4e8c\u3001\u5f02\u6b65\u7ec4\u4ef6\u7684\u4f7f\u7528\u573a\u666f\u4e0e\u4f18\u70b9<\/h3>\n<\/p>\n

\u4f7f\u7528\u573a\u666f<\/strong><\/h4>\n<\/p>\n

\u5f02\u6b65\u7ec4\u4ef6\u6700\u9002\u5408\u7528\u5728\u90a3\u4e9b\u975e\u521d\u59cb\u6e32\u67d3\u8def\u5f84\u4e0a\u7684\u7ec4\u4ef6\uff0c\u5373\u90a3\u4e9b\u4e0d\u4f1a\u9a6c\u4e0a\u5c55\u793a\u7ed9\u7528\u6237\u770b\u7684\u7ec4\u4ef6\u3002\u4f8b\u5982\uff0c\u67d0\u4e2a\u53ea\u6709\u5728\u7528\u6237\u8fdb\u884c\u4e86\u7279\u5b9a\u52a8\u4f5c\uff08\u5982\u70b9\u51fb\u6309\u94ae\uff09\u4e4b\u540e\u624d\u9700\u8981\u52a0\u8f7d\u7684\u8be6\u7ec6\u4fe1\u606f\u9762\u677f\uff0c\u5c31\u662f\u5f02\u6b65\u7ec4\u4ef6\u7684\u7406\u60f3\u4f7f\u7528\u573a\u666f\u3002<\/p>\n<\/p>\n

\u4f18\u70b9<\/strong><\/h4>\n<\/p>\n

\u4e3b\u8981\u4f18\u70b9\u662f\u51cf\u8f7b\u4e86\u5e94\u7528\u7684\u521d\u59cb\u8d1f\u62c5<\/strong>\uff0c\u52a0\u5feb\u4e86\u9996\u6b21\u52a0\u8f7d\u65f6\u95f4\u3002\u8fd9\u4e0d\u4ec5\u63d0\u5347\u7528\u6237\u4f53\u9a8c\uff0c\u8fd8\u6709\u52a9\u4e8e\u63d0\u5347\u5e94\u7528\u5728\u641c\u7d22\u5f15\u64ce\u4e0a\u7684\u6392\u540d\uff0c\u56e0\u4e3a\u52a0\u8f7d\u901f\u5ea6\u662f\u641c\u7d22\u5f15\u64ce\u8bc4\u4f30\u7f51\u9875\u8d28\u91cf\u7684\u4e00\u4e2a\u91cd\u8981\u6307\u6807\u3002<\/p>\n<\/p>\n

\u4e09\u3001\u52a8\u6001\u7ec4\u4ef6\u7684\u4f7f\u7528\u573a\u666f\u4e0e\u4f18\u70b9<\/h3>\n<\/p>\n

\u4f7f\u7528\u573a\u666f<\/strong><\/h4>\n<\/p>\n

\u52a8\u6001\u7ec4\u4ef6\u975e\u5e38\u9002\u5408\u4e8e\u90a3\u4e9b\u9700\u8981\u6839\u636e\u4e0d\u540c\u7684\u7528\u6237\u8f93\u5165\u6216\u6761\u4ef6\u5c55\u793a\u4e0d\u540c\u5185\u5bb9\u7684\u573a\u666f\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u7535\u5546\u5e73\u53f0\u4e0a\uff0c\u7528\u6237\u6839\u636e\u4e0d\u540c\u7684\u7c7b\u522b\u6d4f\u89c8\u5546\u54c1\u65f6\uff0c\u53ef\u4ee5\u52a8\u6001\u5730\u52a0\u8f7d\u5bf9\u5e94\u7684\u5546\u54c1\u5217\u8868\u7ec4\u4ef6\u3002<\/p>\n<\/p>\n

\u4f18\u70b9<\/strong><\/h4>\n<\/p>\n

\u52a8\u6001\u7ec4\u4ef6\u7684\u4e3b\u8981\u4f18\u70b9\u662f\u63d0\u9ad8\u4e86\u5e94\u7528\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7ef4\u62a4\u6027<\/strong>\u3002\u901a\u8fc7\u52a8\u6001\u52a0\u8f7d\u7ec4\u4ef6\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u66f4\u5bb9\u6613\u5730\u7ba1\u7406\u548c\u66f4\u65b0\u5e94\u7528\u7684\u4e0d\u540c\u90e8\u5206\uff0c\u7279\u522b\u662f\u5728\u5927\u578b\u548c\u590d\u6742\u7684\u5e94\u7528\u4e2d\u3002<\/p>\n<\/p>\n

\u56db\u3001\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u8003\u8651\u56e0\u7d20<\/h3>\n<\/p>\n

\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u9009\u62e9\u5f02\u6b65\u7ec4\u4ef6\u8fd8\u662f\u52a8\u6001\u7ec4\u4ef6\uff0c\u6216\u8005\u4e24\u8005\u7684\u7ed3\u5408\uff0c\u9700\u8981\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u9700\u6c42\u548c\u6027\u80fd\u76ee\u6807\u6765\u51b3\u5b9a\u3002\u4e0d\u7ba1\u9009\u62e9\u54ea\u79cd\u65b9\u5f0f\uff0c\u90fd\u5e94\u8be5\u6ce8\u610f\u4ee3\u7801\u62c6\u5206\u7684\u7c92\u5ea6<\/strong>\uff0c\u4ee5\u53ca\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u5e94\u7528\u72b6\u6001\uff0c\u786e\u4fdd\u7528\u6237\u4f53\u9a8c\u7684\u6d41\u7545\u6027\u3002<\/p>\n<\/p>\n

\u603b\u4e4b\uff0cReact\u6846\u67b6\u63d0\u4f9b\u7684\u5f02\u6b65\u7ec4\u4ef6\u548c\u52a8\u6001\u7ec4\u4ef6\u529f\u80fd\uff0c\u90fd\u662f\u73b0\u4ee3web\u5f00\u53d1\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\uff0c\u901a\u8fc7\u5408\u7406\u4f7f\u7528\u8fd9\u4e9b\u5de5\u5177\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u6784\u5efa\u51fa\u65e2\u9ad8\u6548\u53c8\u53ef\u7ef4\u62a4\u7684\u5e94\u7528\u3002<\/p>\n<\/p>\n

\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

1. \u5f02\u6b65\u7ec4\u4ef6\u548c\u52a8\u6001\u7ec4\u4ef6\u7684\u533a\u522b\u662f\u4ec0\u4e48\uff1f<\/strong><\/p>\n

\u5f02\u6b65\u7ec4\u4ef6\u548c\u52a8\u6001\u7ec4\u4ef6\u90fd\u662f\u5728React\u6846\u67b6\u4e2d\u5b9e\u73b0\u4ee3\u7801\u5206\u5272\u7684\u65b9\u5f0f\uff0c\u4f46\u5b83\u4eec\u6709\u4e00\u4e9b\u533a\u522b\u3002<\/p>\n

2. \u5f02\u6b65\u7ec4\u4ef6\u548c\u52a8\u6001\u7ec4\u4ef6\u7684\u4f7f\u7528\u573a\u666f\u6709\u54ea\u4e9b\u4e0d\u540c\uff1f<\/strong><\/p>\n

\u5f02\u6b65\u7ec4\u4ef6\u901a\u5e38\u7528\u4e8e\u4f18\u5316\u5e94\u7528\u7684\u52a0\u8f7d\u6027\u80fd\uff0c\u7279\u522b\u662f\u5728\u5927\u578b\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u5c06\u5e94\u7528\u62c6\u5206\u6210\u72ec\u7acb\u7684\u4ee3\u7801\u5757\uff0c\u5728\u9700\u8981\u7684\u65f6\u5019\u518d\u6839\u636e\u9700\u8981\u52a0\u8f7d\u3002\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u63d0\u9ad8\u5e94\u7528\u7684\u521d\u59cb\u5316\u901f\u5ea6\uff0c\u53ea\u5728\u9700\u8981\u7684\u65f6\u5019\u624d\u52a0\u8f7d\u76f8\u5173\u6a21\u5757\u3002<\/p>\n

\u52a8\u6001\u7ec4\u4ef6\u5219\u7528\u4e8e\u6839\u636e\u4e0d\u540c\u7684\u6761\u4ef6\u52a0\u8f7d\u4e0d\u540c\u7684\u7ec4\u4ef6\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u9875\u9762\u4e2d\uff0c\u6839\u636e\u7528\u6237\u7684\u767b\u5f55\u72b6\u6001\uff0c\u53ef\u4ee5\u52a8\u6001\u5730\u5c55\u793a\u767b\u5f55\u7ec4\u4ef6\u6216\u8005\u7528\u6237\u4fe1\u606f\u7ec4\u4ef6\u3002\u52a8\u6001\u7ec4\u4ef6\u7684\u597d\u5904\u662f\u53ef\u4ee5\u6839\u636e\u9700\u8981\u7075\u6d3b\u5730\u5207\u6362\u7ec4\u4ef6\uff0c\u4ece\u800c\u63d0\u4f9b\u66f4\u597d\u7684\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n

3. \u5982\u4f55\u5728React\u4e2d\u4f7f\u7528\u5f02\u6b65\u7ec4\u4ef6\u548c\u52a8\u6001\u7ec4\u4ef6\uff1f<\/strong><\/p>\n

\u5bf9\u4e8e\u5f02\u6b65\u7ec4\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528React.lazy()\u51fd\u6570\u548cSuspense\u7ec4\u4ef6\u6765\u5b9e\u73b0\u3002React.lazy()\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\uff0c\u8fd9\u4e2a\u51fd\u6570\u8fd4\u56de\u4e00\u4e2aimport()\u51fd\u6570\u8c03\u7528\uff0c\u7528\u4e8e\u52a8\u6001\u52a0\u8f7d\u7ec4\u4ef6\u4ee3\u7801\u3002\u7136\u540e\uff0c\u5728\u4ee3\u7801\u4e2d\u4f7f\u7528Suspense\u7ec4\u4ef6\u5c06\u5f02\u6b65\u7ec4\u4ef6\u5305\u88f9\u8d77\u6765\uff0c\u5e76\u63d0\u4f9bfallback\u5c5e\u6027\uff0c\u7528\u4e8e\u5728\u7ec4\u4ef6\u52a0\u8f7d\u8fc7\u7a0b\u4e2d\u663e\u793a\u4e00\u4e2a\u52a0\u8f7d\u72b6\u6001\u3002<\/p>\n

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