{"id":169,"date":"2023-02-19T18:57:07","date_gmt":"2023-02-19T10:57:07","guid":{"rendered":"https:\/\/www.appblog.cn\/?p=169"},"modified":"2023-02-19T18:57:33","modified_gmt":"2023-02-19T10:57:33","slug":"laravel-5-cache-usage","status":"publish","type":"post","link":"https:\/\/www.appblog.cn\/index.php\/2023\/02\/19\/laravel-5-cache-usage\/","title":{"rendered":"Laravel 5 \u7f13\u5b58\u7684\u4f7f\u7528"},"content":{"rendered":"

\u8bbe\u7f6e\u7f13\u5b58<\/h2>\n
\/\/ put\u65b9\u5f0f\nCache::put('key', 'value', $minutes);\n\n\/\/ \u8bbe\u7f6e\u6587\u4ef6\u7f13\u5b58\nCache::store('file')->get('key');\n\n\/\/ \u4f7f\u7528redis\u7f13\u5b58\nCache::store('redis')->put('key', 'value', 10);\n\n\/\/ add \u65b9\u6cd5\u53ea\u4f1a\u628a\u6682\u65f6\u4e0d\u5b58\u5728\u7f13\u5b58\u4e2d\u7684\u9879\u76ee\u653e\u5165\u7f13\u5b58\uff0c\u5982\u679c\u6210\u529f\u5b58\u653e\uff0c\u4f1a\u8fd4\u56de true\uff0c\u5426\u5219\u8fd4\u56de false\nCache::add('key', 'value', $minutes);\n\n\/\/ forever \u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u5b58\u653e\u6c38\u4e45\u7684\u9879\u76ee\u5230\u7f13\u5b58\u4e2d\uff0c\u8fd9\u4e9b\u503c\u5fc5\u987b\u88ab\u624b\u52a8\u7684\u5220\u9664\uff0c\u901a\u8fc7 forget\u65b9\u6cd5\u5b9e\u73b0\nCache::forever('key', 'value');\n\n\/\/ \u5220\u9664\u4f7f\u7528forget\u65b9\u6cd5\nCache::forget('key');<\/code><\/pre>\n
<\/p>\n
\u5224\u65ad\u7f13\u5b58\u952e\u503c\u662f\u5426\u5b58\u5728<\/h2>\n
if (Cache::has('key')){\n    # code\n}<\/code><\/pre>\n
\u83b7\u53d6\u7f13\u5b58<\/h2>\n
\/\/ \u83b7\u53d6\u666e\u901a\u7f13\u5b58\n$value = Cache::get('key');\n\n$value = Cache::pull('key'); \/\/pull \u4e0eget \u7c7b\u4f3c\uff0c\u540c\u65f6\u6e05\u9664\u7f13\u5b58\n\n\/\/ \u83b7\u53d6redis \u7f13\u5b58\n$value = Cache::store('redis')->get('key');<\/code><\/pre>\n
\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u83b7\u53d6\u7f13\u5b58\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u95ed\u5305\u51fd\u6570\u7684\u5f62\u5f0f<\/p>\n
$value = Cache::get('key', function() {\n    return DB::table(...)->get();\n});<\/code><\/pre>\n
\u66f4\u65b0\u7f13\u5b58<\/h2>\n
\u6709\u65f6\u5019\uff0c\u4f60\u53ef\u80fd\u4f1a\u60f3\u4ece\u7f13\u5b58\u4e2d\u53d6\u51fa\u4e00\u4e2a\u9879\u76ee\uff0c\u4f46\u4e5f\u60f3\u5728\u5f53\u53d6\u51fa\u7684\u9879\u76ee\u4e0d\u5b58\u5728\u65f6\u5b58\u5165\u4e00\u4e2a\u9ed8\u8ba4\u503c\uff0c\u4f8b\u5982\uff0c\u4f60\u53ef\u80fd\u4f1a\u60f3\u4ece\u7f13\u5b58\u4e2d\u53d6\u51fa\u6240\u6709\u7528\u6237\uff0c\u5f53\u627e\u4e0d\u5230\u7528\u6237\u65f6\uff0c\u4ece\u6570\u636e\u5e93\u4e2d\u5c06\u8fd9\u4e9b\u7528\u6237\u53d6\u51fa\u5e76\u653e\u5165\u7f13\u5b58\u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 Cache::remember \u65b9\u6cd5\u8fbe\u5230\u76ee\u7684\uff1a<\/p>\n
$value = Cache::remember('users', $minutes, function() {\n    return DB::table('users')->get();\n});<\/code><\/pre>\n
\u5982\u679c\u90a3\u4e2a\u9879\u76ee\u4e0d\u5b58\u5728\u7f13\u5b58\u4e2d\uff0c\u5219\u8fd4\u56de\u7ed9 remember \u65b9\u6cd5\u7684\u95ed\u5305\u5c06\u4f1a\u88ab\u8fd0\u884c\uff0c\u800c\u4e14\u95ed\u5305\u7684\u8fd0\u884c\u7ed3\u679c\u5c06\u4f1a\u88ab\u5b58\u653e\u5728\u7f13\u5b58\u4e2d\u3002<\/p>\n
\u4f7f\u7528 remember \u548c forever \u8fd9\u4e24\u4e2a\u65b9\u6cd5\u6765 "\u6c38\u4e45" \u5b58\u50a8\u7f13\u5b58\uff1a<\/p>\n
$value = Cache::rememberForever('users', function() {\n    return DB::table('users')->get();\n});<\/code><\/pre>\n
\u6e05\u9664\u7f13\u5b58<\/h2>\n
\/\/ \u6e05\u9664\u67d0\u4e2a\u7f13\u5b58\nCache::forget('key');\n\n\/\/ \u6e05\u9664\u6240\u4ee5\u7f13\u5b58\nCache::flush();\n\n\/\/ pull\u4e5f\u53ef\u4ee5\u6e05\u9664\u7f13\u5b58\uff0c\u5e76\u4e14\u83b7\u53d6\u8be5\u503c\nCache::pull('key');<\/code><\/pre>\n
\u952e\u503c\u7684\u9012\u589e\u4e0e\u9012\u51cf\u503c(\u9488\u5bf9\u6574\u578b)<\/h2>\n
increment \u548c decrement \u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u8c03\u6574\u7f13\u5b58\u4e2d\u7684\u6574\u6570\u9879\u76ee\u503c\uff0c\u8fd9\u4e24\u4e2a\u65b9\u6cd5\u90fd\u53ef\u4ee5\u9009\u62e9\u6027\u7684\u4f20\u5165\u7b2c\u4e8c\u4e2a\u53c2\u6570\uff0c\u7528\u6765\u6307\u793a\u8981\u9012\u589e\u6216\u9012\u51cf\u591a\u5c11<\/p>\n
Cache::increment('key');\n\nCache::increment('key', $amount);\n\nCache::decrement('key');\n\nCache::decrement('key', $amount);<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u8bbe\u7f6e\u7f13\u5b58 \/\/ put\u65b9\u5f0f Cache::put('key', 'value&# […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[72],"class_list":["post-169","post","type-post","status-publish","format-standard","hentry","category-laravel","tag-laravel"],"_links":{"self":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/169","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/comments?post=169"}],"version-history":[{"count":0,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/169\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/media?parent=169"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/categories?post=169"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/tags?post=169"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}