{"id":217842,"date":"2023-12-23T01:10:24","date_gmt":"2023-12-22T17:10:24","guid":{"rendered":"https:\/\/www.idc.net\/help\/217842\/"},"modified":"2023-12-23T01:10:24","modified_gmt":"2023-12-22T17:10:24","slug":"php%e5%87%bd%e6%95%b0%ef%bc%9afloor","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/217842\/","title":{"rendered":"PHP\u51fd\u6570\uff1afloor"},"content":{"rendered":"<p><title id=\"php%e5%87%bd%e6%95%b0%ef%bc%9afloor-UoBPDDfDgJ\">PHP\u51fd\u6570\uff1afloor<\/title><\/p>\n<h1 id=\"php%e5%87%bd%e6%95%b0%ef%bc%9afloor-UoBPDDfDgJ\">PHP\u51fd\u6570\uff1afloor<\/h1>\n<p>\u5728PHP\u4e2d\uff0cfloor()\u51fd\u6570\u7528\u4e8e\u5c06\u4e00\u4e2a\u6d6e\u70b9\u6570\u5411\u4e0b\u53d6\u6574\u4e3a\u6700\u63a5\u8fd1\u7684\u6574\u6570\u3002<\/p>\n<h2 id=\"%e8%af%ad%e6%b3%95-UoBPDDfDgJ\">\u8bed\u6cd5<\/h2>\n<p>floor(float $value): int<\/p>\n<h2 id=\"%e5%8f%82%e6%95%b0-UoBPDDfDgJ\">\u53c2\u6570<\/h2>\n<p>value: \u5fc5\u9700\uff0c\u8981\u8fdb\u884c\u5411\u4e0b\u53d6\u6574\u7684\u6d6e\u70b9\u6570\u3002<\/p>\n<h2 id=\"%e8%bf%94%e5%9b%9e%e5%80%bc-UoBPDDfDgJ\">\u8fd4\u56de\u503c<\/h2>\n<p>\u8fd4\u56de\u4e00\u4e2a\u6574\u6570\uff0c\u8868\u793a\u5411\u4e0b\u53d6\u6574\u540e\u7684\u7ed3\u679c\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b-UoBPDDfDgJ\">\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528floor()\u51fd\u6570\uff1a<\/p>\n<pre>\n<code>\n\n<\/code>\n<\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\uff1a<\/p>\n<p>\u5411\u4e0b\u53d6\u6574\u540e\u7684\u7ed3\u679c\u4e3a\uff1a3<\/p>\n<h2 id=\"%e8%af%b4%e6%98%8e-UoBPDDfDgJ\">\u8bf4\u660e<\/h2>\n<p>floor()\u51fd\u6570\u5c06\u4e00\u4e2a\u6d6e\u70b9\u6570\u5411\u4e0b\u53d6\u6574\u4e3a\u6700\u63a5\u8fd1\u7684\u6574\u6570\u3002\u5982\u679c\u6d6e\u70b9\u6570\u5df2\u7ecf\u662f\u4e00\u4e2a\u6574\u6570\uff0c\u5219\u8fd4\u56de\u8be5\u6574\u6570\u3002<\/p>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cfloor()\u51fd\u6570\u603b\u662f\u5411\u4e0b\u53d6\u6574\uff0c\u5373\u4f7f\u6d6e\u70b9\u6570\u662f\u8d1f\u6570\u3002<\/p>\n<h2 id=\"%e5%ba%94%e7%94%a8%e5%9c%ba%e6%99%af-UoBPDDfDgJ\">\u5e94\u7528\u573a\u666f<\/h2>\n<p>floor()\u51fd\u6570\u5728\u5f88\u591a\u5e94\u7528\u573a\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u5e94\u7528\u573a\u666f\uff1a<\/p>\n<h3 id=\"%e8%ae%a1%e7%ae%97%e5%95%86%e5%93%81%e4%bb%b7%e6%a0%bc-UoBPDDfDgJ\">\u8ba1\u7b97\u5546\u54c1\u4ef7\u683c<\/h3>\n<p>\u5728\u7535\u5b50\u5546\u52a1\u7f51\u7ad9\u4e2d\uff0c\u5546\u54c1\u4ef7\u683c\u901a\u5e38\u662f\u6d6e\u70b9\u6570\u3002\u4f7f\u7528floor()\u51fd\u6570\u53ef\u4ee5\u5c06\u4ef7\u683c\u5411\u4e0b\u53d6\u6574\u4e3a\u6700\u63a5\u8fd1\u7684\u6574\u6570\uff0c\u4ee5\u4fbf\u663e\u793a\u7ed9\u7528\u6237\u3002<\/p>\n<h3 id=\"%e5%a4%84%e7%90%86%e6%97%b6%e9%97%b4-UoBPDDfDgJ\">\u5904\u7406\u65f6\u95f4<\/h3>\n<p>\u5728\u5904\u7406\u65f6\u95f4\u65f6\uff0c\u6709\u65f6\u9700\u8981\u5c06\u6d6e\u70b9\u6570\u8868\u793a\u7684\u5c0f\u65f6\u6570\u5411\u4e0b\u53d6\u6574\u4e3a\u6700\u63a5\u8fd1\u7684\u6574\u6570\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4e00\u4e2a\u4efb\u52a1\u9700\u89811.5\u5c0f\u65f6\u5b8c\u6210\uff0c\u53ef\u4ee5\u4f7f\u7528floor()\u51fd\u6570\u5c06\u5176\u5411\u4e0b\u53d6\u6574\u4e3a1\u5c0f\u65f6\u3002<\/p>\n<h3 id=\"%e7%94%9f%e6%88%90%e9%9a%8f%e6%9c%ba%e6%95%b0-UoBPDDfDgJ\">\u751f\u6210\u968f\u673a\u6570<\/h3>\n<p>\u5728\u751f\u6210\u968f\u673a\u6570\u65f6\uff0c\u6709\u65f6\u9700\u8981\u5c06\u6d6e\u70b9\u6570\u8868\u793a\u7684\u6982\u7387\u5411\u4e0b\u53d6\u6574\u4e3a\u6700\u63a5\u8fd1\u7684\u6574\u6570\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4e00\u4e2a\u4e8b\u4ef6\u53d1\u751f\u7684\u6982\u7387\u662f0.75\uff0c\u53ef\u4ee5\u4f7f\u7528floor()\u51fd\u6570\u5c06\u5176\u5411\u4e0b\u53d6\u6574\u4e3a0\u62161\u3002<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-UoBPDDfDgJ\">\u603b\u7ed3<\/h2>\n<p>\u901a\u8fc7\u4f7f\u7528PHP\u7684floor()\u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u6d6e\u70b9\u6570\u5411\u4e0b\u53d6\u6574\u4e3a\u6700\u63a5\u8fd1\u7684\u6574\u6570\u3002\u8fd9\u5728\u5904\u7406\u4ef7\u683c\u3001\u65f6\u95f4\u548c\u6982\u7387\u7b49\u65b9\u9762\u975e\u5e38\u6709\u7528\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u4e00\u4e2a\u53ef\u9760\u7684\u4e91\u8ba1\u7b97\u670d\u52a1\u63d0\u4f9b\u5546\uff0c\u540e\u6d6a\u4e91\u662f\u60a8\u7684\u9996\u9009\u3002\u6211\u4eec\u63d0\u4f9b\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u548c\u4e91\u670d\u52a1\u5668\u7b49\u591a\u79cd\u4ea7\u54c1\u3002\u8bf7\u8bbf\u95ee\u6211\u4eec\u7684\u5b98\u7f51\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff1a<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP\u51fd\u6570\uff1afloor PHP\u51fd\u6570\uff1afloor \u5728PHP\u4e2d\uff0cfloor()\u51fd\u6570\u7528\u4e8e\u5c06\u4e00\u4e2a\u6d6e\u70b9\u6570\u5411\u4e0b\u53d6\u6574\u4e3a\u6700\u63a5\u8fd1 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[197851],"tags":[],"class_list":["post-217842","post","type-post","status-publish","format-standard","hentry","category-php"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/217842","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=217842"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/217842\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=217842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=217842"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=217842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}