{"id":838,"date":"2011-03-11T02:31:01","date_gmt":"2011-03-10T17:31:01","guid":{"rendered":"http:\/\/www.webcyou.com\/?p=838"},"modified":"2012-02-10T03:01:40","modified_gmt":"2012-02-09T18:01:40","slug":"php-%e5%9b%9b%e6%8d%a8%e4%ba%94%e5%85%a5","status":"publish","type":"post","link":"https:\/\/www.webcyou.com\/?p=838","title":{"rendered":"php \u56db\u6368\u4e94\u5165"},"content":{"rendered":"<p>\u56db\u6368\u4e94\u5165\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u3059\u3002<\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">round\uff08\u5024(\u56db\u6368\u4e94\u5165\u3059\u308b\u6841)\uff09<\/pre>\n<\/p>\n<p>\u4f7f\u7528\u4f8b\uff1a<\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">$val=123.4567;\r\nprint(round($val,2));<\/pre>\n<p>\u3068\u3059\u308b\u3068\u3001<\/p>\n<p>123.45<\/p>\n<p>\u3068\u8868\u793a\u3002<br \/>\n\u56db\u6368\u4e94\u5165\u306e\u6841\u3092\u8ca0\u306e\u5024\u306b\u3059\u308b\u3068\u3001<\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">$val=123.4567;\r\nprint(round($val,-2));<\/pre>\n<\/p>\n<p>100<\/p>\n<p>\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u56db\u6368\u4e94\u5165\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u3059\u3002 round\uff08\u5024(\u56db\u6368\u4e94\u5165\u3059\u308b\u6841)\uff09 \u4f7f\u7528\u4f8b\uff1a $val=123.4567; print(round($val,2)); \u3068\u3059\u308b\u3068\u3001 123.45 \u3068\u8868\u793a\u3002 \u56db\u6368\u4e94\u5165\u306e\u6841\u3092\u8ca0\u306e\u5024\u306b\u3059\u308b\u3068\u3001 $v [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[173],"class_list":["post-838","post","type-post","status-publish","format-standard","hentry","category-php","tag-php"],"_links":{"self":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts\/838","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=838"}],"version-history":[{"count":4,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts\/838\/revisions"}],"predecessor-version":[{"id":2970,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts\/838\/revisions\/2970"}],"wp:attachment":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=838"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=838"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=838"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}