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\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
(function(){\r\n\tvar db;\r\n\tvar v;\r\n\r\n\tvar request = indexedDB.open(\"ecmascriptdb\", 1);\r\n\trequest.onerror = function(event) {\r\n\t\talert('error!');\r\n\t};\r\n\trequest.onsuccess = function(e) {\r\n\t\tdb = request.result;\r\n\r\n\t\twindow.set_data = function(name, value) {\t\t\r\n\t\t\tvar trans = db.transaction([\"history\"],\"readwrite\"); \r\n\t\t\tvar store = trans.objectStore(\"history\");\t\t\t\t\r\n\t\t\tvar request = store.get(name);\r\n\t\t\trequest.onsuccess = function() {\r\n\t\t\t\t\/\/ grab the data object returned as the result\r\n\t\t\t\tvar data = request.result;\r\n\t\t\t\tif (data){\r\n\t\t\t\t\tdata.value = value;\r\n\t\t\t\t\tstore.put(data);\r\n\t\t\t\t}else{\r\n\t\t\t\t\tstore.add({key:name,value:value});\r\n\t\t\t\t}\r\n\t\t\t};\r\n\t\t}\r\n\r\n\t\twindow.get_data = function(name, callback) {\r\n\t\t\tvar trans = db.transaction(\"history\"); \r\n\t\t\tvar store = trans.objectStore(\"history\");\r\n\t\t\tvar request = store.get(name);\r\n\t\t\trequest.onerror = function(event) {\r\n\t\t\t\tcallback(null);\r\n\t\t\t};\r\n\t\t\trequest.onsuccess = function(event) {\r\n\t\t\t\tvar data = request.result;\r\n\t\t\t\tif (!data) callback(null);\r\n\t\t\t\telse callback(data.value);\r\n\t\t\t};\r\n\t\t}\r\n\r\n\t}\r\n\r\n\trequest.onupgradeneeded = function(event) { \r\n\t\tvar db = event.target.result;\r\n\r\n\t\tdb.onerror = function(event) {\r\n\r\n\t\t};\r\n\r\n\t\tvar objectStore = db.createObjectStore(\"history\", { keyPath: \"key\" });\r\n\r\n\t\tobjectStore.createIndex(\"value\", \"value\", { unique: false });\r\n\t};\r\n})();<\/pre>\n\u4e4b\u540e\u53d1\u73b0\u4e86localStorage\u8fd9\u4e2a\u4e1c\u4e1c\uff0c\u7b80\u5355\u8bb8\u591a\uff0c\u8fd9\u4e2a\u9879\u76ee\u679c\u65ad\u653e\u5f03\u4e86IndexedDB\uff0c\u76f8\u540c\u7684\u5c01\u88c5\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
if (window.localStorage){\r\n\twindow.set_cookie = function(name, value) {\r\n\t\twindow.localStorage.setItem(name, value);\r\n\t}\r\n\r\n\twindow.get_cookie = function(name, callback) {\r\n\t\tcallback(window.localStorage.getItem(name));\r\n\t}\r\n}<\/pre>\n <\/p>\n
\u53c2\u8003\u8d44\u6599\uff1a<\/p>\n
IndexedDB: https:\/\/developer.mozilla.org\/en-US\/docs\/IndexedDB\/Using_IndexedDB<\/p>\n
localStorage: https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/Guide\/API\/DOM\/Storage<\/p>\n","protected":false},"excerpt":{"rendered":"
\u56e0\u4e3a\u9879\u76ee\u7684\u9700\u6c42\uff0c\u7b80\u5355\u7684\u7814\u7a76\u4e86\u4e0bIndexedDB\uff0c\u53ea\u5b9e\u73b0\u7b80\u5355\u7684\u8bfb\u53d6\u548c\u5199\u5165 \u4ee3\u7801\u5982 … Read More »<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"_links":{"self":[{"href":"https:\/\/actom.me\/blog\/wp-json\/wp\/v2\/posts\/934"}],"collection":[{"href":"https:\/\/actom.me\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/actom.me\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/actom.me\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/actom.me\/blog\/wp-json\/wp\/v2\/comments?post=934"}],"version-history":[{"count":3,"href":"https:\/\/actom.me\/blog\/wp-json\/wp\/v2\/posts\/934\/revisions"}],"predecessor-version":[{"id":975,"href":"https:\/\/actom.me\/blog\/wp-json\/wp\/v2\/posts\/934\/revisions\/975"}],"wp:attachment":[{"href":"https:\/\/actom.me\/blog\/wp-json\/wp\/v2\/media?parent=934"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/actom.me\/blog\/wp-json\/wp\/v2\/categories?post=934"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/actom.me\/blog\/wp-json\/wp\/v2\/tags?post=934"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}