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jQuery.getJSON abstraction to cache data to localStorage with invalidation option based time
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| var getCachedJSON = function (url, callback) { | |
| var cachedData = window.localStorage[url]; | |
| if (cachedData) { | |
| log('Data already cached, returning from cache:', url); | |
| callback(JSON.parse(cachedData)); | |
| } else { | |
| $.getJSON(url, function (data) { | |
| log('Fetched data, saving to cache:', url); | |
| window.localStorage[url] = JSON.stringify(data); | |
| callback(data); | |
| }); | |
| } | |
| }; |
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