{"id":266797,"date":"2024-05-15T16:58:24","date_gmt":"2024-05-15T08:58:24","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/266797.html"},"modified":"2024-05-15T16:58:30","modified_gmt":"2024-05-15T08:58:30","slug":"javascript-%e7%a8%8b%e5%ba%8f%e4%bb%a3%e7%a0%81%e4%b8%ad-cookie-%e6%93%8d%e4%bd%9c%e5%af%b9%e8%b1%a1%e7%9a%84%e6%96%b9%e6%b3%95%e6%9c%89%e5%93%aa%e4%ba%9b","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/266797.html","title":{"rendered":"JavaScript \u7a0b\u5e8f\u4ee3\u7801\u4e2d cookie \u64cd\u4f5c\u5bf9\u8c61\u7684\u65b9\u6cd5\u6709\u54ea\u4e9b"},"content":{"rendered":"

\"JavaScript<\/p>\n

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\u4e00\u3001\u521b\u5efaCOOKIE<\/h3>\n<\/p>\n

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document.cookie = "username=John Doe; expires=Thu, 18 Dec 2023 12:00:00 UTC; path=\/";<\/p>\n
<\/code><\/pre>\n<\/p>\n
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\u4e8c\u3001\u8bfb\u53d6COOKIE<\/h3>\n<\/p>\n
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}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u4fee\u6539COOKIE<\/h3>\n<\/p>\n
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document.cookie = "username=Jane Doe; expires=Fri, 19 Dec 2023 12:00:00 UTC; path=\/";<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u5220\u9664COOKIE<\/h3>\n<\/p>\n
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document.cookie = "username=; expires=Thu, 01 Jan 1970 00:00:00 UTC; path=\/";<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u5b89\u5168\u6027\u589e\u5f3a<\/h3>\n<\/p>\n
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\u516d\u3001COOKIE\u7684\u9650\u5236<\/h3>\n<\/p>\n
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\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
1. JavaScript\u7a0b\u5e8f\u4ee3\u7801\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528document.cookie\u5c5e\u6027\u6765\u8bfb\u53d6\u548c\u8bbe\u7f6ecookie\u3002\u53ef\u4ee5\u4f7f\u7528\u8be5\u5c5e\u6027\u6765\u83b7\u53d6\u5f53\u524d\u9875\u9762\u4e2d\u7684\u6240\u6709cookie\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u8be5\u5c5e\u6027\u6765\u8bbe\u7f6e\u65b0\u7684cookie\u3002\u4f8b\u5982\uff1a<\/strong><\/p>\n
\/\/ \u8bfb\u53d6\u6240\u6709\u7684cookie\nvar allCookies = document.cookie;\n\n\/\/ \u8bbe\u7f6e\u65b0\u7684cookie\ndocument.cookie = "username=John Doe; expires=Thu, 18 Dec 2025 12:00:00 UTC; path=\/";\n<\/code><\/pre>\n
2. \u53e6\u5916\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528encodeURIComponent()\u51fd\u6570\u6765\u5bf9cookie\u7684\u503c\u8fdb\u884c\u7f16\u7801\uff0c\u4ee5\u9632\u6b62\u5305\u542b\u7279\u6b8a\u5b57\u7b26\u7684\u503c\u5bfc\u81f4\u9519\u8bef\u3002\u4f8b\u5982\uff1a<\/strong><\/p>\n
var username = "John Doe";\nvar encodedValue = encodeURIComponent(username);\ndocument.cookie = "username=" + encodedValue;\n<\/code><\/pre>\n
3. \u5982\u679c\u60f3\u8981\u5220\u9664\u4e00\u4e2acookie\uff0c\u53ef\u4ee5\u5c06\u5176\u8fc7\u671f\u65e5\u671f\u8bbe\u7f6e\u4e3a\u8fc7\u53bb\u7684\u65f6\u95f4\u3002\u4f8b\u5982\uff1a<\/strong><\/p>\n
document.cookie = "username=; expires=Thu, 01 Jan 1970 00:00:00 UTC; path=\/;"\n<\/code><\/pre>\n
\u901a\u8fc7\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u65b9\u4fbf\u5730\u5728JavaScript\u7a0b\u5e8f\u4e2d\u8fdb\u884ccookie\u7684\u8bfb\u53d6\u3001\u8bbe\u7f6e\u548c\u5220\u9664\u64cd\u4f5c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728JavaScript\u4e2d\uff0c\u64cd\u4f5ccookie\u7684\u65b9\u6cd5\u4e3b\u8981\u5305\u62ec\u521b\u5efa\u3001\u8bfb\u53d6\u3001\u4fee\u6539\u53ca\u5220\u9664cookie\u3002\u5173\u952e\u64cd\u4f5c\u6d89\u53ca\u5230do […]","protected":false},"author":3,"featured_media":266802,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/266797"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=266797"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/266797\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/266802"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=266797"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=266797"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=266797"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}