{"id":2910,"date":"2024-11-10T15:55:21","date_gmt":"2024-11-10T07:55:21","guid":{"rendered":"https:\/\/fwq.ai\/blog\/2910\/"},"modified":"2024-11-10T15:55:21","modified_gmt":"2024-11-10T07:55:21","slug":"angular-%e6%82%a8%e9%9c%80%e8%a6%81%e4%ba%86%e8%a7%a3%e7%9a%84%e6%94%b9%e5%8f%98%e4%b8%96%e7%95%8c%e7%9a%84%e5%8a%9f%e8%83%bd","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/2910\/","title":{"rendered":"Angular &#8211; \u60a8\u9700\u8981\u4e86\u89e3\u7684\u6539\u53d8\u4e16\u754c\u7684\u529f\u80fd"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173093870042913.jpg\" class=\"aligncenter\" title=\"Angular &#8211; \u60a8\u9700\u8981\u4e86\u89e3\u7684\u6539\u53d8\u4e16\u754c\u7684\u529f\u80fd\u63d2\u56fe\" alt=\"Angular &#8211; \u60a8\u9700\u8981\u4e86\u89e3\u7684\u6539\u53d8\u4e16\u754c\u7684\u529f\u80fd\u63d2\u56fe\" \/><\/p>\n<p>Angular \u4e0d\u65ad\u53d1\u5c55\uff0c\u6bcf\u4e2a\u7248\u672c\u90fd\u5e26\u6765\u4ee4\u4eba\u5174\u594b\u7684\u529f\u80fd\u3002 Angular 19 \u4e5f\u4e0d\u4f8b\u5916\uff0c\u4e13\u6ce8\u4e8e\u6539\u5584\u5f00\u53d1\u4eba\u5458\u4f53\u9a8c (DX) \u548c\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u3002\u8ba9\u6211\u4eec\u6df1\u5165\u4e86\u89e3 Angular 19 \u4e2d\u9884\u671f\u7684\u4e94\u4e2a\u5173\u952e\u529f\u80fd\uff0c\u8fd9\u4e9b\u529f\u80fd\u5c06\u589e\u5f3a\u60a8\u7684\u5f00\u53d1\u5de5\u4f5c\u6d41\u7a0b\u5e76\u521b\u5efa\u66f4\u6d41\u7545\u3001\u66f4\u5feb\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<h2> 1. \u90e8\u5206\u548c\u589e\u91cf\u8865\u6c34 <\/h2>\n<p>Angular \u81f4\u529b\u4e8e\u6539\u5584\u6c34\u5408\u4f5c\u7528\u662f\u4e00\u4e2a\u503c\u5f97\u6b22\u8fce\u7684\u666f\u8c61\u3002\u867d\u7136\u4f20\u7edf\u7684\u6c34\u5408\u5df2\u7ecf\u5b58\u5728\uff0c\u4f46 Angular 19 \u5f15\u5165\u4e86\u90e8\u5206\u6c34\u5408\u548c\u589e\u91cf\u6c34\u5408\u3002\u8fd9\u4e9b\u529f\u80fd\u901a\u8fc7\u4f18\u5148\u52a0\u8f7d\u5173\u952e\u5ef6\u8fdf\u7ec4\u4ef6\u6765\u589e\u5f3a DX\uff0c\u4ece\u800c\u7f29\u77ed\u521d\u59cb\u52a0\u8f7d\u65f6\u95f4\u3002\u5728\u8fd9\u91cc\u4e86\u89e3\u66f4\u591a<\/p>\n<p>\u589e\u91cf\u8865\u6c34\u4f7f\u5176\u66f4\u8fdb\u4e00\u6b65\u3002\u5b83\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u6839\u636e\u89e6\u53d1\u5668\u548c\u7528\u6237\u4ea4\u4e92\u6765\u5ef6\u8fdf\u7ec4\u4ef6\u7684\u67d0\u4e9b\u529f\u80fd\u3002\u8fd9\u610f\u5473\u7740\u5e94\u7528\u7a0b\u5e8f\u6700\u521d\u4ec5\u53d1\u9001\u6700\u5c11\u91cf\u7684 Javascript\uff0c\u5e76\u6839\u636e\u7528\u6237\u64cd\u4f5c\uff08\u4f8b\u5982\u60ac\u505c\u6216\u5355\u51fb\uff09\u52a0\u8f7d\u9644\u52a0\u529f\u80fd\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5e26\u6765\u660e\u663e\u66f4\u5feb\u7684\u7b2c\u4e00\u5370\u8c61\u548c\u66f4\u6d41\u7545\u7684\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<h2> 2. \u72ec\u7acb\u7ec4\u4ef6 <\/h2>\n<p>\u4e3a\u4e86\u63d0\u9ad8\u4ee3\u7801\u53ef\u91cd\u7528\u6027\u548c\u6574\u4f53\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\uff0c\u8bf7\u8003\u8651\u4f7f\u7528\u72ec\u7acb\u7ec4\u4ef6\u3002\u5728 Angular 14 \u4e4b\u524d\uff0c\u6240\u6709\u7ec4\u4ef6\u90fd\u9700\u8981\u5728\u6a21\u5757\u5185\u58f0\u660e\u3002\u8fd9\u901a\u5e38\u4f1a\u5bfc\u81f4\u6837\u677f\u4ee3\u7801\u548c\u4e0d\u5fc5\u8981\u7684\u5f00\u9500\u3002 Angular 14 \u5f15\u5165\u4e86\u72ec\u7acb\u7ec4\u4ef6\uff0c\u5b83\u5c06\u7ec4\u4ef6\u903b\u8f91\u548c\u4f9d\u8d56\u9879\u5c01\u88c5\u5728\u81ea\u8eab\u5185\u90e8\uff0c\u4ece\u800c\u6d88\u9664\u4e86\u6a21\u5757\u58f0\u660e\u7684\u9700\u8981\u3002<\/p>\n<p>Angular 19 \u51c6\u5907\u5c06\u72ec\u7acb\u7ec4\u4ef6\u4f5c\u4e3a\u9ed8\u8ba4\u9009\u9879\u3002\u8fd9\u610f\u5473\u7740\u5f53\u60a8\u521b\u5efa\u65b0\u7ec4\u4ef6\u65f6\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5b83\u5c06\u88ab\u89c6\u4e3a\u72ec\u7acb\u7ec4\u4ef6\u3002\u5982\u679c\u60a8\u7279\u522b\u5e0c\u671b\u7ec4\u4ef6\u6210\u4e3a\u6a21\u5757\u7684\u4e00\u90e8\u5206\uff0c\u5219\u53ef\u4ee5\u5728\u521b\u5efa\u8fc7\u7a0b\u4e2d\u663e\u5f0f\u8bbe\u7f6estandalone: false\u3002\u8fd9\u79cd\u8f6c\u53d8\u7b80\u5316\u4e86\u4ee3\u7801\u7ed3\u6784\u5e76\u63d0\u9ad8\u4e86\u5e94\u7528\u7a0b\u5e8f\u4e0d\u540c\u90e8\u5206\u7684\u53ef\u91cd\u7528\u6027\u3002<\/p>\n<h2> 3. \u65e0\u533a\u57df\u53d8\u5316\u68c0\u6d4b <\/h2>\n<p>Angular \u4e0d\u65ad\u5b8c\u5584\u5176\u53d8\u66f4\u68c0\u6d4b\u7b56\u7565\u3002\u867d\u7136 Zone.js \u5728\u65e9\u671f\u63d0\u4f9b\u4e86\u575a\u5b9e\u7684\u57fa\u7840\uff0c\u4f46\u5b83\u5f15\u5165\u4e86\u4e00\u4e9b\u6027\u80fd\u5f00\u9500\u5e76\u589e\u52a0\u4e86\u5305\u5927\u5c0f\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0cAngular \u5f15\u5165\u4e86\u5b9e\u9a8c\u6027\u7684\u65e0\u533a\u53d8\u66f4\u68c0\u6d4b\u529f\u80fd\uff0c\u901a\u8fc7 ProvideExperimentalZonelessChangeDetection() \u6fc0\u6d3b\u3002\u5728\u8fd9\u91cc\u9605\u8bfb\u66f4\u591a\u76f8\u5173\u4fe1\u606f\u3002<\/p>\n<p>\u65e0\u533a\u57df\u53d8\u66f4\u68c0\u6d4b\u6709\u671b\u5e26\u6765\u5de8\u5927\u7684\u597d\u5904\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li> <strong>\u6539\u8fdb\u7684\u6027\u80fd\uff1a<\/strong>\u9884\u8ba1\u66f4\u5feb\u7684\u521d\u59cb\u6e32\u67d3\u548c\u66f4\u6d41\u7545\u7684\u6574\u4f53\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u3002<\/li>\n<li> <strong>\u66f4\u5c0f\u7684\u6346\u7ed1\u5305\u5927\u5c0f\uff1a<\/strong>\u51cf\u5c11\u7684\u5f00\u9500\u610f\u5473\u7740\u66f4\u5c0f\u7684\u5e94\u7528\u7a0b\u5e8f\u5305\uff0c\u4ece\u800c\u52a0\u5feb\u4e0b\u8f7d\u65f6\u95f4\u3002<\/li>\n<li> <strong>\u66f4\u7b80\u5355\u7684\u8c03\u8bd5\uff1a<\/strong>\u65e0\u533a\u57df\u66f4\u6539\u68c0\u6d4b\u901a\u8fc7\u6d88\u9664\u4e0e Zone.js \u76f8\u5173\u7684\u590d\u6742\u6027\u6765\u7b80\u5316\u8c03\u8bd5\u8fc7\u7a0b\u3002<\/li>\n<\/ul>\n<h2> 4. linkedSignal\uff1a\u63d0\u9ad8\u54cd\u5e94\u5f0f\u5e94\u7528\u7a0b\u5e8f\u7684\u53cd\u5e94\u6027 <\/h2>\n<p>linkedSignal \u662f\u4e00\u4e2a\u65b0\u7684\u539f\u8bed\uff0c\u65e8\u5728\u589e\u5f3a Angular \u5e94\u7528\u7a0b\u5e8f\u7684\u53cd\u5e94\u6027\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u521b\u5efa\u53ef\u5199\u4fe1\u53f7\u7684\u65b9\u6cd5\uff0c\u8be5\u4fe1\u53f7\u53ef\u4ee5\u6839\u636e\u6e90\u4fe1\u53f7\u7684\u53d8\u5316\u81ea\u52a8\u66f4\u65b0\u5176\u503c\u3002\u6b64\u529f\u80fd\u7b80\u5316\u4e86\u6570\u636e\u6d41\u5e76\u63d0\u5347\u4e86\u54cd\u5e94\u901f\u5ea6\u66f4\u5feb\u7684\u7528\u6237\u4f53\u9a8c\u3002\u60a8\u53ef\u4ee5\u4ece\u672c\u6587\u4e2d\u627e\u5230\u6709\u5173 linkedSignal \u7684\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\u3002<\/p>\n<p>Angular 19 \u9884\u8ba1\u5c06\u5f15\u5165 linkedSignal \u7684\u591a\u4e2a\u91cd\u8f7d\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li> <strong>\u5177\u6709\u6e90\u548c\u8ba1\u7b97\u7684 linkedSignal\uff1a<\/strong> \u8fd9\u5141\u8bb8\u60a8\u5b9a\u4e49\u6e90\u4fe1\u53f7\u548c\u8ba1\u7b97\u51fd\u6570\u4ee5\u786e\u5b9a\u94fe\u63a5\u4fe1\u53f7\u7684\u66f4\u65b0\u503c\u3002<\/li>\n<li> <strong>linkedSignal \u7b80\u5199\u7248\u672c\uff1a<\/strong> \u8fd9\u63d0\u4f9b\u4e86\u521b\u5efa\u94fe\u63a5\u4fe1\u53f7\u7684\u7b80\u5316\u8bed\u6cd5\uff0c\u4f7f\u60a8\u7684\u4ee3\u7801\u66f4\u7b80\u6d01\u4e14\u66f4\u6613\u4e8e\u7ef4\u62a4\u3002<\/li>\n<\/ul>\n<h2> 5. Resource \u548c rxResource API\uff1a\u7b80\u5316\u6570\u636e\u68c0\u7d22 <\/h2>\n<p>\u7ba1\u7406\u5f02\u6b65\u6570\u636e\u68c0\u7d22\u53ef\u80fd\u5f88\u9ebb\u70e6\u3002 Angular 19 \u5f15\u5165\u4e86\u5b9e\u9a8c\u6027 API\uff08resource \u548c rxResource\uff09\uff0c\u65e8\u5728\u7b80\u5316\u6b64\u8fc7\u7a0b\u3002\u8fd9\u4e9b API \u63d0\u4f9b\u4e86\u4f7f\u7528 Promise\uff08\u8d44\u6e90\uff09\u548c Observables\uff08rxResource\uff09\u8fdb\u884c\u6570\u636e\u68c0\u7d22\u7684\u7edf\u4e00\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u60a8\u53ef\u4ee5\u671f\u5f85\u7684\uff1a<\/p>\n<p><strong>\u8d44\u6e90 API\uff1a<\/strong> \u6b64 API \u63d0\u4f9b\u4e09\u4e2a\u5173\u952e\u5c5e\u6027\uff1a<\/p>\n<ul>\n<li> <strong>status<\/strong>\uff1a\u8868\u793a\u8d44\u6e90\u7684\u5f53\u524d\u72b6\u6001\uff08\u52a0\u8f7d\u3001\u6210\u529f\u3001\u9519\u8bef\uff09\u3002<\/li>\n<li> <strong>value<\/strong>\uff1a\u6210\u529f\u5b8c\u6210\u540e\u4fdd\u5b58\u68c0\u7d22\u5230\u7684\u6570\u636e\u3002<\/li>\n<li> <strong>\u9519\u8bef<\/strong>\uff1a\u4e3a\u6570\u636e\u68c0\u7d22\u671f\u95f4\u7684\u6f5c\u5728\u95ee\u9898\u63d0\u4f9b\u9519\u8bef\u5904\u7406\u7a0b\u5e8f\u3002<\/li>\n<\/ul>\n<p><strong>rxResource API\uff1a<\/strong>\u6b64 API \u5229\u7528 Observables \u6765\u7ba1\u7406\u5f02\u6b65\u6570\u636e\u68c0\u7d22\u3002\u5b83\u7b80\u5316\u4e86\u6570\u636e\u6d41\u7684\u5904\u7406\uff0c\u66f4\u5bb9\u6613\u63a7\u5236\u6570\u636e\u6d41\u548c\u5904\u7406\u9519\u8bef\u3002<br \/> Resource \u548c rxResource API \u90fd\u65e8\u5728\u6539\u8fdb\u5f00\u53d1\u4eba\u5458\u4e0e Angular \u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u5f02\u6b65\u6570\u636e\u4ea4\u4e92\u7684\u65b9\u5f0f\u3002<\/p>\n<p>\u5728\u8fd9\u91cc\u60a8\u53ef\u4ee5\u627e\u5230\u6709\u5173\u8d44\u6e90\u548c rxResource API \u7684\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n<p>\u8fd9\u4e9b\u53ea\u662f Angular 19 \u4e2d\u7684\u4e00\u4e9b\u4ee4\u4eba\u5174\u594b\u7684\u529f\u80fd\u3002\u51ed\u501f\u5bf9 DX \u548c\u6027\u80fd\u7684\u5173\u6ce8\uff0cAngular 19 \u6709\u671b\u7b80\u5316\u5f00\u53d1\u5de5\u4f5c\u6d41\u7a0b\u5e76\u521b\u5efa\u66f4\u5feb\u3001\u54cd\u5e94\u66f4\u7075\u654f\u7684 Web \u5e94\u7528\u7a0b\u5e8f\u3002\u8bf7\u7ee7\u7eed\u5173\u6ce8\u6b63\u5f0f\u7248\u672c\uff0c\u4eb2\u8eab\u4f53\u9a8c\u8fd9\u4e9b\u8fdb\u6b65\uff01<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fAngular &#8211; \u60a8\u9700\u8981\u4e86\u89e3\u7684\u6539\u53d8\u4e16\u754c\u7684\u529f\u80fd\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>Angular \u4e0d\u65ad\u53d1\u5c55\uff0c\u6bcf\u4e2a\u7248\u672c\u90fd\u5e26\u6765\u4ee4\u4eba\u5174\u594b\u7684\u529f\u80fd\u3002 Angular 19 \u4e5f\u4e0d\u4f8b\u5916\uff0c\u4e13\u6ce8\u4e8e\u6539\u5584\u5f00\u53d1\u4eba\u5458\u4f53\u9a8c (DX) \u548c\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u3002\u8ba9\u6211\u4eec\u6df1\u5165\u4e86\u89e3 Angular 19 \u4e2d\u9884\u671f\u7684\u4e94\u4e2a\u5173\u952e\u529f\u80fd\uff0c\u8fd9\u4e9b\u529f\u80fd\u5c06\u589e\u5f3a\u60a8\u7684\u5f00\u53d1\u5de5\u4f5c\u6d41\u7a0b\u5e76\u521b\u5efa\u66f4\u6d41\u7545\u3001\u66f4\u5feb\u7684\u5e94\u7528\u7a0b\u5e8f\u3002 1. \u90e8\u5206\u548c\u589e\u91cf\u8865\u6c34 Angular \u81f4\u529b\u4e8e\u6539\u5584\u6c34\u5408\u4f5c\u7528\u662f\u4e00\u4e2a\u503c\u5f97\u6b22\u8fce\u7684\u666f\u8c61\u3002\u867d\u7136\u4f20\u7edf\u7684\u6c34\u5408\u5df2\u7ecf\u5b58\u5728\uff0c\u4f46 Angular 19 \u5f15\u5165\u4e86\u90e8\u5206\u6c34\u5408\u548c\u589e\u91cf\u6c34\u5408\u3002\u8fd9\u4e9b\u529f\u80fd\u901a\u8fc7\u4f18\u5148\u52a0\u8f7d\u5173\u952e\u5ef6\u8fdf\u7ec4\u4ef6\u6765\u589e\u5f3a DX\uff0c\u4ece\u800c\u7f29\u77ed\u521d\u59cb\u52a0\u8f7d\u65f6\u95f4\u3002\u5728\u8fd9\u91cc\u4e86\u89e3\u66f4\u591a 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