{"id":2870,"date":"2025-09-24T17:31:02","date_gmt":"2025-09-24T09:31:02","guid":{"rendered":"https:\/\/www.xfan.top\/?p=2870"},"modified":"2025-09-24T17:31:02","modified_gmt":"2025-09-24T09:31:02","slug":"loadsh%e9%98%b2%e6%8a%96debounce%e7%9a%84cancel%e5%92%8cflush%ef%bc%8c%e5%8d%81%e5%88%86%e6%96%b9%e4%be%bf","status":"publish","type":"post","link":"https:\/\/www.xfan.top\/index.php\/2025\/09\/24\/2870\/","title":{"rendered":"loadsh\u9632\u6296debounce\u7684cancel\u548cflush\uff0c\u5341\u5206\u65b9\u4fbf"},"content":{"rendered":"<p>\u5bf9\u4e8e\u4e00\u4e2a\u9700\u8981\u6821\u9a8c\u683c\u5f0f\u7684\u8f93\u5165\u6846\u6765\u8bf4\uff0c\u6267\u884c\u6821\u9a8c\u7684\u65f6\u673a\u4e00\u822c\u6709\u4e24\u79cd\uff1achange\u4e8b\u4ef6\u89e6\u53d1\u6821\u9a8c\u548cblur\u4e8b\u4ef6\u89e6\u53d1\u6821\u9a8c\u3002\u901a\u5e38change\u4e8b\u4ef6\u89e6\u53d1\u6821\u9a8c\u9700\u8981\u4f7f\u7528\u9632\u6296\uff0c\u4ee5\u5b9e\u73b0\u505c\u6b62\u8f93\u5165\u540e\u518d\u6821\u9a8c\u3002\u5bf9\u4e8e\u9632\u6296500ms\u6765\u8bf4\uff0c\u4ece\u505c\u6b62\u8f93\u5165\u5230\u6267\u884c\u6821\u9a8c\uff0c\u8fd8\u9700\u8981500ms\u7684\u7b49\u5f85\uff0c\u5982\u679c\u5728\u8fd9500ms\u5185\uff0c\u7528\u6237\u64cd\u4f5c\u89e6\u53d1\u4e86blur\uff0c\u5728blur\u4e8b\u4ef6\u89e6\u53d1\u6821\u9a8c\u4f1a\u66f4\u52a0\u5373\u65f6\u3002\u4f46\u662f\u8fd9\u6837\u4f1a\u89e6\u53d12\u6b21\u6821\u9a8c\uff0c\u505c\u6b62\u8f93\u5165\u540e\u5931\u53bb\u7126\u70b9\u6821\u9a8c\u4e00\u6b21\uff0c\u505c\u6b62\u8f93\u5165\u540e500ms\u6821\u9a8c\u4e00\u6b21\u3002<br \/>\n\u601d\u8003\u662f\u5426\u53ef\u4ee5\u5728\u7acb\u5373\u6821\u9a8c\u7684\u65b9\u6cd5\u4e2d\uff0c\u53d6\u6d88\u6b63\u5728\u5ef6\u65f6\u7b49\u5f85\u7684\u9632\u6296\u65b9\u6cd5\uff1f<br \/>\nloadsh\u5df2\u7ecf\u63d0\u4f9b\u4e86\u4f18\u96c5\u7684\u5b9e\u73b0\uff1a<\/p>\n<pre><code>import { debounce } from &#039;lodash&#039;\n\n\/\/ \u6821\u9a8c\u65b9\u6cd5\nconst check = () =&gt; {\n    debounce_check.cancel() \/\/ \u53d6\u6d88\u6240\u6709\u7b49\u5f85\u4e2d\u7684\u6267\u884c\n}\n\n\/\/ \u9632\u6296\u6821\u9a8c\u65b9\u6cd5\nconst debounce_check = debounce(check, 500)<\/code><\/pre>\n<p>\u901a\u8fc7loadsh\u7684debounce\u65b9\u6cd5\u8fd4\u56de\u662f\u4e00\u4e2a\u51fd\u6570\u5bf9\u8c61\uff0c\u65e2\u53ef\u4ee5\u4f5c\u4e3a\u51fd\u6570\u8c03\u7528\uff0c\u4e5f\u53ef\u4ee5\u8bbf\u95ee\u5176\u4e0a\u7684\u5c5e\u6027\u3002<\/p>\n<blockquote>\n<p>_.debounce \u8fd4\u56de\u7684\u51fd\u6570\u4e0d\u662f\u666e\u901a\u51fd\u6570\uff0c\u8fd8\u5e26\u4e86\u51e0\u4e2a\u65b9\u6cd5\uff1a<br \/>\ndebounced.cancel() \u2192 \u53d6\u6d88\u6240\u6709\u7b49\u5f85\u4e2d\u7684\u6267\u884c\u3002<br \/>\ndebounced.flush() \u2192 \u7acb\u5373\u6267\u884c\u7b49\u5f85\u4e2d\u7684\u8c03\u7528\u3002<br \/>\ndebounced.pending() \u2192 \u5224\u65ad\u662f\u5426\u6709\u7b49\u5f85\u4e2d\u7684\u8c03\u7528\uff08lodash 4.0+\uff09\u3002<\/p>\n<\/blockquote>\n<p>\u8fd9\u6837\u5728\u539f\u59cb\u7684\u6821\u9a8c\u65b9\u6cd5\u4e2d\uff0c\u8c03\u7528cancel()\uff0c\u53d6\u6d88\u6b63\u5728\u7b49\u5f85\u4e2d\u7684\u9632\u6296\u6821\u9a8c\uff0c\u5373\u53ef\u5728blur\u89e6\u53d1\u540e\uff0c\u4e0d\u518d\u91cd\u590d\u6267\u884c\u4e8c\u6b21\u6821\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5bf9\u4e8e\u4e00\u4e2a\u9700\u8981\u6821\u9a8c\u683c\u5f0f\u7684\u8f93\u5165\u6846\u6765\u8bf4\uff0c\u6267\u884c\u6821\u9a8c\u7684\u65f6\u673a\u4e00\u822c\u6709\u4e24\u79cd\uff1achange\u4e8b\u4ef6\u89e6\u53d1\u6821\u9a8c\u548cblur\u4e8b\u4ef6\u89e6\u53d1\u6821\u9a8c\u3002\u901a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2870","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.xfan.top\/index.php\/wp-json\/wp\/v2\/posts\/2870","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xfan.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xfan.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xfan.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xfan.top\/index.php\/wp-json\/wp\/v2\/comments?post=2870"}],"version-history":[{"count":2,"href":"https:\/\/www.xfan.top\/index.php\/wp-json\/wp\/v2\/posts\/2870\/revisions"}],"predecessor-version":[{"id":2872,"href":"https:\/\/www.xfan.top\/index.php\/wp-json\/wp\/v2\/posts\/2870\/revisions\/2872"}],"wp:attachment":[{"href":"https:\/\/www.xfan.top\/index.php\/wp-json\/wp\/v2\/media?parent=2870"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xfan.top\/index.php\/wp-json\/wp\/v2\/categories?post=2870"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xfan.top\/index.php\/wp-json\/wp\/v2\/tags?post=2870"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}