{"id":33946,"date":"2023-12-22T11:05:21","date_gmt":"2023-03-18T14:45:06","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/redis%e7%9a%84scan%e5%91%bd%e4%bb%a4%e5%8f%af%e4%bb%a5%e8%bd%bb%e6%9d%be%e5%ae%9e%e7%8e%b0%e5%9c%a8rxjs%e4%b8%ad%e3%80%82\/"},"modified":"2024-05-04T14:49:05","modified_gmt":"2024-05-04T06:49:05","slug":"redis%e7%9a%84scan%e5%91%bd%e4%bb%a4%e5%8f%af%e4%bb%a5%e8%bd%bb%e6%9d%be%e5%ae%9e%e7%8e%b0%e5%9c%a8rxjs%e4%b8%ad%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/redis%e7%9a%84scan%e5%91%bd%e4%bb%a4%e5%8f%af%e4%bb%a5%e8%bd%bb%e6%9d%be%e5%ae%9e%e7%8e%b0%e5%9c%a8rxjs%e4%b8%ad%e3%80%82\/","title":{"rendered":"Redis\u7684SCAN\u547d\u4ee4\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u5728RxJS\u4e2d"},"content":{"rendered":"<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Redis *SCAN \u30b3\u30de\u30f3\u30c9\u3092\u975e\u540c\u671f\u5b9f\u884c\u3057\u3066\u7c21\u5358\u306b\u30a2\u30a4\u30c6\u30e0\u3092\u3068\u3063\u3066\u304f\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">ES5, ES6, ES7 \u305d\u308c\u305e\u308c\u306e\u66f8\u304d\u65b9\u30b5\u30f3\u30d7\u30eb\u3042\u308a\u307e\u3059<\/ul>\n<p>\u5728Redis\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528KEYS\u547d\u4ee4\u83b7\u53d6\u952e\u7684\u5217\u8868\uff0c\u4f46\u662f\u4e00\u6b21\u5904\u7406\u5927\u91cf\u6570\u636e\u4f1a\u5360\u7528Redis\u7684\u5904\u7406\u65f6\u95f4\u3002\u7531\u4e8e\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u4e0d\u5b9e\u7528\uff0c\u56e0\u6b64\u5f15\u5165\u4e86\u53ef\u4ee5\u9010\u6b65\u83b7\u53d6\u7684SCAN\u7cfb\u5217\u547d\u4ee4\u6765\u66ff\u4ee3\u3002\u7136\u800c\uff0c\u4f7f\u7528SCAN\u7cfb\u5217\u547d\u4ee4\u9700\u8981\u4f7f\u7528\u6e38\u6807\u8fdb\u884c\u591a\u6b21\u6267\u884c\uff0c\u5bf9\u4e8e\u57fa\u4e8e\u975e\u540c\u6b65\u5904\u7406\u7684Node\u6765\u8bf4\uff0c\u76f4\u63a5\u4f7f\u7528redis.scan\u6216redis.hscan\u5e76\u4e0d\u5bb9\u6613\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528RxJS\u5feb\u901f\u5b9e\u73b0\u6240\u9700\u76ee\u6807\u3002<\/p>\n<h1>\u51c6\u5907<\/h1>\n<h2>\u9996\u5148\u51c6\u5907\u4e00\u4e2a\u540d\u4e3a redis-scanrx \u7684\u5e93\u3002<\/h2>\n<p>\u7531\u4e8e\u6211\u4e4b\u524d\u5df2\u7ecf\u51c6\u5907\u597d\u4e86\u4e1c\u897f\uff0c\u6211\u5c06\u4f1a\u5728npm\u4e0a\u8fdb\u884c\u5b89\u88c5\u3002<\/p>\n<pre class=\"post-pre\"><code>npm install redis-scanrx\r\n<\/code><\/pre>\n<h2>\u63a5\u4e0b\u6765\uff0c\u5c06\u4e0e node_redis \u8fdb\u884c\u6df7\u5408\u3002<\/h2>\n<pre class=\"post-pre\"><code><span class=\"kd\">var<\/span> <span class=\"nx\">redis<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">redis<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">redis-scanrx<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)(<\/span><span class=\"nx\">redis<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<h2>\u53ea\u9700\u8981\u6309\u901a\u5e38\u6b65\u9aa4\u521b\u5efa\u5ba2\u6237\u7aef\uff0c\u51c6\u5907\u5de5\u4f5c\u5c31\u5b8c\u6210\u4e86\u3002<\/h2>\n<pre class=\"post-pre\"><code><span class=\"kd\">var<\/span> <span class=\"nx\">client<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">redis<\/span><span class=\"p\">.<\/span><span class=\"nx\">createClient<\/span><span class=\"p\">();<\/span>\r\n<\/code><\/pre>\n<h1>\u88c5\u76d8\u793a\u4f8b<\/h1>\n<p>\u4f7f\u7528ES5\uff5eES7\u5404\u79cd\u5199\u6cd5\u7f16\u5199\u4e00\u4e2a\u7a0b\u5e8f\uff0c\u4eceRedis\u4e2d\u83b7\u53d6\u4ee5\u5171\u901a\u524d\u7f00sample-app:\u5f00\u5934\u7684\u6240\u6709\u952e\uff0c\u5e76\u5c06\u5b83\u4eec\u653e\u5165\u4e00\u4e2a\u6570\u7ec4\u4e2d\uff0c\u540c\u65f6\u53bb\u9664\u5171\u901a\u524d\u7f00\uff0c\u5e76\u8f93\u51fa\u524d\u4e94\u4e2a\u952e\u3002<\/p>\n<h2>ES5\u7684\u65b9\u5f0f<\/h2>\n<pre class=\"post-pre\"><code><span class=\"kd\">var<\/span> <span class=\"nx\">redis<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">redis<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">redis-scanrx<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)(<\/span><span class=\"nx\">redis<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">client<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">redis<\/span><span class=\"p\">.<\/span><span class=\"nx\">createClient<\/span><span class=\"p\">();<\/span>\r\n\r\n<span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nx\">scanrx<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">sample-app:*<\/span><span class=\"dl\">'<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">map<\/span><span class=\"p\">(<\/span><span class=\"kd\">function<\/span> <span class=\"p\">(<\/span><span class=\"nx\">x<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"c1\">\/\/ ex: \u5171\u901a\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u53d6\u308a\u9664\u304f<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"nx\">x<\/span><span class=\"p\">.<\/span><span class=\"nx\">replace<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">sample-app:<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">''<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">})<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">take<\/span><span class=\"p\">(<\/span><span class=\"mi\">5<\/span><span class=\"p\">)<\/span>   <span class=\"c1\">\/\/ ex: \u5148\u982d5\u3064\u3060\u3051\u53d6\u5f97\u3059\u308b<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">toArray<\/span><span class=\"p\">()<\/span> <span class=\"c1\">\/\/ ex: \u7d50\u679c\u3092\u4e00\u3064\u306e\u914d\u5217\u306b\u307e\u3068\u3081\u308b<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">subscribe<\/span><span class=\"p\">(<\/span>\r\n        <span class=\"kd\">function<\/span> <span class=\"p\">(<\/span><span class=\"nx\">x<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">x<\/span><span class=\"p\">)<\/span> <span class=\"p\">}<\/span>\r\n        <span class=\"kd\">function<\/span> <span class=\"p\">(<\/span><span class=\"nx\">e<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">error<\/span><span class=\"p\">(<\/span><span class=\"nx\">e<\/span><span class=\"p\">)<\/span> <span class=\"p\">}<\/span>\r\n        <span class=\"kd\">function<\/span> <span class=\"p\">()<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">Completed!<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)<\/span> <span class=\"p\">}<\/span>\r\n    <span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<h2>ES6 \u65b9\u6cd5\uff08\u627f\u8bfa\uff09<\/h2>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"nx\">redis<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">redis<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"nx\">scanrx<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">redis-scanrx<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n<span class=\"kd\">let<\/span> <span class=\"nx\">client<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">scanrx<\/span><span class=\"p\">(<\/span><span class=\"nx\">redis<\/span><span class=\"p\">).<\/span><span class=\"nx\">createClient<\/span><span class=\"p\">();<\/span>\r\n\r\n<span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nx\">scanrx<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">sample-app:*<\/span><span class=\"dl\">'<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"c1\">\/\/ ex: \u5171\u901a\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u53d6\u308a\u9664\u304f<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">map<\/span><span class=\"p\">(<\/span><span class=\"nx\">x<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">x<\/span><span class=\"p\">.<\/span><span class=\"nx\">replace<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">sample-app:<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">''<\/span><span class=\"p\">))<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">take<\/span><span class=\"p\">(<\/span><span class=\"mi\">5<\/span><span class=\"p\">)<\/span>   <span class=\"c1\">\/\/ ex: \u5148\u982d5\u3064\u3060\u3051\u53d6\u5f97\u3059\u308b<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">toArray<\/span><span class=\"p\">()<\/span> <span class=\"c1\">\/\/ ex: \u7d50\u679c\u3092\u4e00\u3064\u306e\u914d\u5217\u306b\u307e\u3068\u3081\u308b<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">toPromise<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">then<\/span><span class=\"p\">(<\/span><span class=\"nx\">x<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">x<\/span><span class=\"p\">),<\/span> <span class=\"nx\">e<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">error<\/span><span class=\"p\">(<\/span><span class=\"nx\">e<\/span><span class=\"p\">));<\/span>\r\n<\/code><\/pre>\n<h2>ES7\u65b9\u6cd5\uff08async\/await\uff09\u7684\u65b9\u5f0f<\/h2>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"nx\">redis<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">redis<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"nx\">scanrx<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">redis-scanrx<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n<span class=\"kd\">let<\/span> <span class=\"nx\">client<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">scanrx<\/span><span class=\"p\">(<\/span><span class=\"nx\">redis<\/span><span class=\"p\">).<\/span><span class=\"nx\">createClient<\/span><span class=\"p\">();<\/span>\r\n\r\n<span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nx\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">let<\/span> <span class=\"nx\">result<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nx\">scanrx<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">sample-app:*<\/span><span class=\"dl\">'<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"c1\">\/\/ ex: \u5171\u901a\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u53d6\u308a\u9664\u304f<\/span>\r\n        <span class=\"p\">.<\/span><span class=\"nx\">map<\/span><span class=\"p\">(<\/span><span class=\"nx\">x<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">x<\/span><span class=\"p\">.<\/span><span class=\"nx\">replace<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">sample-app:<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">''<\/span><span class=\"p\">))<\/span>\r\n        <span class=\"p\">.<\/span><span class=\"nx\">take<\/span><span class=\"p\">(<\/span><span class=\"mi\">5<\/span><span class=\"p\">)<\/span>   <span class=\"c1\">\/\/ ex: \u5148\u982d5\u3064\u3060\u3051\u53d6\u5f97\u3059\u308b<\/span>\r\n        <span class=\"p\">.<\/span><span class=\"nx\">toArray<\/span><span class=\"p\">()<\/span> <span class=\"c1\">\/\/ ex: \u7d50\u679c\u3092\u4e00\u3064\u306e\u914d\u5217\u306b\u307e\u3068\u3081\u308b<\/span>\r\n        <span class=\"p\">.<\/span><span class=\"nx\">toPromise<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">result<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"nx\">main<\/span><span class=\"p\">();<\/span>\r\n<\/code><\/pre>\n<h1>\u6240\u6709\u547d\u4ee4<\/h1>\n<h2>\u626b\u63cf&#8230; client.scanrx([pattern])<\/h2>\n<p>\u53ef\u4ee5\u83b7\u53d6Redis\u4e0a\u7684\u6240\u6709\u952e\u3002<br \/>\n\u60a8\u53ef\u4ee5\u6307\u5b9a\u5339\u914d\u6761\u4ef6\u7684\u6a21\u5f0f\u4f5c\u4e3a\u9009\u9879\u3002<br \/>\n\u5c3d\u7ba1\u60a8\u4e5f\u53ef\u4ee5\u5728where\u540e\u9762\u8fdb\u884c\u8fc7\u6ee4\uff0c\u4f46\u662f\u4f7f\u7528\u6a21\u5f0f\u8fdb\u884c\u8fc7\u6ee4\u53ef\u4ee5\u51cf\u5c11\u4e0eRedis\u7684\u901a\u4fe1\u91cf\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nx\">scanrx<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">key:*<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">subscribeOnNext<\/span><span class=\"p\">(<\/span><span class=\"nx\">x<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">x<\/span><span class=\"p\">));<\/span>\r\n<span class=\"c1\">\/\/ \"key:\" \u3067\u59cb\u307e\u308b\u30ad\u30fc\u306e\u307f\u3092\u53d6\u5f97<\/span>\r\n<\/code><\/pre>\n<h2>\u4f7f\u7528SSCAN &#8230; client.sscanrx(key, [pattern])\u8fdb\u884c\u904d\u5386\u5e76\u83b7\u53d6\u5339\u914d\u6307\u5b9a\u6a21\u5f0f\u7684\u952e\/\u503c\u5bf9\u3002<\/h2>\n<p>\u53ef\u4ee5\u83b7\u53d6\u4e0e\u5173\u952e\u5b57\u5bf9\u5e94\u7684\u96c6\u5408\u4e2d\u7684\u6240\u6709\u5143\u7d20\u3002<br \/>\n\u4f5c\u4e3a\u9009\u9879\uff0c\u60a8\u8fd8\u53ef\u4ee5\u6307\u5b9a\u5143\u7d20\u7684\u6a21\u5f0f\u3002<\/p>\n<h2>HSCAN &#8230; \u5ba2\u6237\u7aef\u4f7f\u7528 client.hscanrx(key, [pattern]) \u8fdb\u884c\u626b\u63cf\u3002<\/h2>\n<p>\u83b7\u53d6\u5305\u542b\u5728\u4e0e\u7ed9\u5b9akey\u5bf9\u5e94\u7684HASH\u4e2d\u7684\u6240\u6709\u5b57\u6bb5\\\u503c\u3002\u60a8\u8fd8\u53ef\u4ee5\u9009\u62e9\u6307\u5b9a\u4e0e\u5b57\u6bb5\u5339\u914d\u7684\u6a21\u5f0f\u3002\u6bcf\u4e2a\u83b7\u53d6\u7684\u5143\u7d20\u5c06\u6210\u4e3a\u4e00\u4e2a\u7c7b\u4f3c{ field: &#8220;field_1&#8221;, value: &#8220;value_1&#8221; }\u7684\u5bf9\u8c61\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nx\">hscanrx<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">hash:1<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">subscribeOnNext<\/span><span class=\"p\">(<\/span><span class=\"nx\">x<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">x<\/span><span class=\"p\">)<\/span> <span class=\"p\">);<\/span>\r\n<span class=\"c1\">\/\/ =&gt; { field: \"field_1\", value: \"value_1\" }<\/span>\r\n<span class=\"c1\">\/\/ =&gt; { field: \"field_2\", value: \"value_2\" }<\/span>\r\n<span class=\"c1\">\/\/ =&gt; { field: \"field_3\", value: \"value_3\" }<\/span>\r\n<span class=\"c1\">\/\/ =&gt; { field: \"field_4\", value: \"value_4\" }<\/span>\r\n<span class=\"c1\">\/\/ ...<\/span>\r\n<\/code><\/pre>\n<h2>ZSCAN&#8230;\u5ba2\u6237\u7aef.zscanrx(key, [pattern])<\/h2>\n<p>\u4ece\u4e0e\u7ed9\u5b9a\u952e\u5339\u914d\u7684\u5df2\u6392\u5e8f\u96c6\u5408\u4e2d\u83b7\u53d6\u6240\u6709\u5143\u7d20\u3002<br \/>\n\u4f5c\u4e3a\u9009\u9879\uff0c\u60a8\u8fd8\u53ef\u4ee5\u6307\u5b9a\u4e0e\u5143\u7d20\u5339\u914d\u7684\u6a21\u5f0f\u3002<br \/>\n\u6bcf\u4e2a\u83b7\u53d6\u7684\u5143\u7d20\u5c06\u662f\u7c7b\u4f3c\u4e8e{ element: &#8220;element_1&#8221;, score: &#8220;1&#8221; }\u7684\u5bf9\u8c61\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nx\">zscanrx<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">zset:1<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">.<\/span><span class=\"nx\">subscribeOnNext<\/span><span class=\"p\">(<\/span><span class=\"nx\">x<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">x<\/span><span class=\"p\">)<\/span> <span class=\"p\">);<\/span>\r\n<span class=\"c1\">\/\/ =&gt; { element: \"element_1\", score: \"1\" }<\/span>\r\n<span class=\"c1\">\/\/ =&gt; { element: \"element_2\", score: \"2\" }<\/span>\r\n<span class=\"c1\">\/\/ =&gt; { element: \"element_3\", score: \"3\" }<\/span>\r\n<span class=\"c1\">\/\/ =&gt; { element: \"element_4\", score: \"4\" }<\/span>\r\n<span class=\"c1\">\/\/ ...<\/span>\r\n<\/code><\/pre>\n<blockquote><p>LIG INC \u5148\u751f\u7684\u300aRxJS\u300b\u521d\u5b66\u8005\u5165\u95e8-\u6539\u53d8JavaScript\u5f02\u6b65\u5904\u7406\u5e38\u8bc6\u7684\u5e93\u662f\u5173\u4e8e\u5982\u4f55\u4f7f\u7528RxJS\u7684\u660e\u4e86\u6307\u5357\u3002<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Redis *SCAN \u30b3\u30de\u30f3\u30c9\u3092\u975e\u540c\u671f\u5b9f\u884c\u3057\u3066\u7c21\u5358\u306b\u30a2\u30a4\u30c6\u30e0\u3092\u3068\u3063\u3066\u304f\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059 &nbsp; ES [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-33946","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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