{"id":3140,"date":"2024-11-10T09:51:28","date_gmt":"2024-11-10T01:51:28","guid":{"rendered":"https:\/\/fwq.ai\/blog\/3140\/"},"modified":"2024-11-10T09:51:28","modified_gmt":"2024-11-10T01:51:28","slug":"js-%e5%a6%82%e4%bd%95%e5%88%a4%e6%96%ad%e6%b5%8f%e8%a7%88%e5%99%a8","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/3140\/","title":{"rendered":"js \u5982\u4f55\u5224\u65ad\u6d4f\u89c8\u5668"},"content":{"rendered":"<blockquote><p>\n  \u5728 javascript \u4e2d\u5224\u65ad\u6d4f\u89c8\u5668\u7c7b\u578b\u7684\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528 navigator \u5bf9\u8c61\uff1a\u5224\u65ad\u6d4f\u89c8\u5668\u540d\u79f0\u3001\u7248\u672c\u548c\u5f15\u64ce\u3002\u4f7f\u7528 window \u5bf9\u8c61\uff1a\u7b49\u540c\u4e8e\u4f7f\u7528 navigator \u5bf9\u8c61\u3002\u4f7f\u7528\u7b2c\u4e09\u65b9\u5e93\uff1a\u4f8b\u5982 browserslist \u548c whatbrowser\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/08\/2024110805001861660.jpg\" class=\"aligncenter\" title=\"js \u5982\u4f55\u5224\u65ad\u6d4f\u89c8\u5668\u63d2\u56fe\" alt=\"js \u5982\u4f55\u5224\u65ad\u6d4f\u89c8\u5668\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 JavaScript \u4e2d\u5224\u65ad\u6d4f\u89c8\u5668<\/strong><\/p>\n<p><strong>\u5f15\u8a00<\/strong><\/p>\n<p>\u5728 Web \u5f00\u53d1\u4e2d\uff0c\u7ecf\u5e38\u9700\u8981\u5224\u65ad\u7528\u6237\u6b63\u5728\u4f7f\u7528\u7684\u6d4f\u89c8\u5668\u7c7b\u578b\uff0c\u4ee5\u63d0\u4f9b\u9488\u5bf9\u7279\u5b9a\u6d4f\u89c8\u5668\u4f18\u5316\u4f53\u9a8c\u3002JavaScript \u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u6765\u5b9e\u73b0\u6b64\u76ee\u7684\u3002<\/p>\n<p><strong>\u4f7f\u7528 navigator \u5bf9\u8c61<\/strong><\/p>\n<ul>\n<li> <strong>navigator.userAgent<\/strong>\uff1a\u8fd9\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u5305\u542b\u6709\u5173\u6d4f\u89c8\u5668\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5305\u62ec\u540d\u79f0\u3001\u7248\u672c\u548c\u5f15\u64ce\u3002\u4f8b\u5982\uff0cChrome \u6d4f\u89c8\u5668\u7684 userAgent \u53ef\u80fd\u7c7b\u4f3c\u4e8e &#8220;Mozilla\/5.0 (Windows NT 10.0; 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