{"id":13985,"date":"2021-08-19T04:48:39","date_gmt":"2021-08-19T04:48:39","guid":{"rendered":"https:\/\/freehost.page\/?p=13985"},"modified":"2021-08-19T04:48:39","modified_gmt":"2021-08-19T04:48:39","slug":"thong-ke-gia-tri-hiem-nam-sinh","status":"publish","type":"post","link":"https:\/\/kiencang.net\/thong-ke-gia-tri-hiem-nam-sinh\/","title":{"rendered":"Vi\u1ebft h\u00e0m th\u00f4ng b\u00e1o gi\u00e1 tr\u1ecb hi\u1ebfm g\u1eb7p trong b\u1ea3ng d\u1eef li\u1ec7u v\u1ec1 n\u0103m sinh"},"content":{"rendered":"\n
Gi\u00e1 tr\u1ecb bi\u1ec7t l\u1ec7 trong d\u1eef li\u1ec7u th\u01b0\u1eddng l\u00e0 gi\u00e1 tr\u1ecb c\u1ef1c \u0111oan c\u1ea3 \u1edf 2 kh\u00eda c\u1ea1nh t\u00edch c\u1ef1c v\u00e0 ti\u00eau c\u1ef1c:<\/p>\n\n\n\n
Trong b\u00e0i vi\u1ebft n\u00e0y, t\u00f4i s\u1ebd vi\u1ebft h\u00e0m th\u1ed1ng k\u00ea s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i c\u1ee7a n\u0103m sinh n\u00e0o \u0111\u00f3. \u0110i\u1ec1u n\u00e0y s\u1ebd cho ch\u00fang ta c\u00e1i nh\u00ecn t\u1ed5ng quan v\u1ec1 ph\u1ed5 ph\u00e2n t\u00e1n d\u1eef li\u1ec7u trong m\u1ed9t t\u1ec7p d\u1eef li\u1ec7u l\u1edbn v\u1ec1 n\u0103m sinh.<\/p>\n\n\n\n
M\u1ea5y h\u00e0m PHP quan tr\u1ecdng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u00f3 l\u00e0:<\/p>\n\n\n\n
array_count_values<\/code> \u0111\u1ec3 nh\u00f3m c\u00e1c d\u1eef li\u1ec7u gi\u1ed1ng nhau v\u00e0 \u0111\u1ebfm s\u1ed1 l\u01b0\u1ee3ng c\u1ee7a n\u00f3;<\/li>- H\u00e0m th\u1ee9 hai l\u00e0 s\u1eafp x\u1ebfp m\u1ea3ng theo th\u1ee9 t\u1ef1
value<\/code> t\u0103ng d\u1ea7n (asort<\/code>) ho\u1eb7c gi\u1ea3m d\u1ea7n (arsort<\/code>);<\/li>- Trong tr\u01b0\u1eddng h\u1ee3p d\u1eef li\u1ec7u qu\u00e1 nhi\u1ec1u, kh\u00f3 quan s\u00e1t, b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng th\u00eam h\u00e0m
array_slice<\/code> \u0111\u1ec3 l\u1ef1a ch\u1ecdn s\u1ed1 l\u01b0\u1ee3ng ph\u1ea7n t\u1eed trong m\u1ea3ng m\u00e0 b\u1ea1n mu\u1ed1n, v\u00ed d\u1ee5 array_slice ($m, 0, 50)<\/code>, s\u1ebd l\u1ea5y 50 ph\u00e2n t\u1eed, v\u00e0 n\u1ebfu k\u1ebft h\u1ee3p v\u1edbi vi\u1ec7c s\u1eafp x\u1ebfp n\u1eefa th\u00ec d\u1eef li\u1ec7u s\u1ebd d\u1ec5 quan s\u00e1t h\u01a1n nhi\u1ec1u.<\/li><\/ul>\n\n\n\nD\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o l\u00e0 n\u0103m sinh \u0111\u00e3 \u0111\u01b0\u1ee3c chu\u1ea9n h\u00f3a theo c\u1ea5u tr\u00fac dd\/mm\/yyyy<\/code> ho\u1eb7c k\u1ec3 c\u1ea3 d\u1eef li\u1ec7u n\u0103m sinh ch\u01b0a \u0111\u01b0\u1ee3c chu\u1ea9n h\u00f3a nh\u01b0ng vi\u1ec7c t\u00e1ch n\u0103m \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n ch\u00ednh x\u00e1c.<\/p>\n\n\n\nV\u00ed d\u1ee5 \u0111o\u1ea1n m\u00e3 m\u1eabu c\u1ee7a t\u00f4i:<\/p>\n\n\n\n
require 'database.php'; \/\/ tai database\n set_time_limit(600); \/\/ 10 phut, trong tr\u01b0\u1eddng h\u1ee3p ph\u1ea3i t\u00ednh to\u00e1n nhi\u1ec1u \n \n $query2=\"SELECT ngaythangnam FROM hoten\"; \/\/ l\u1ea5y th\u00f4ng tin ng\u00e0y th\u00e1ng n\u0103m t\u1eeb c\u1ed9t ngaythangnam trong b\u1ea3ng h\u1ecd t\u00ean\n $result2=$db->query($query2); \n \n $arr2=array(); $i=0; \/\/t\u1ea1o m\u1ea3ng\n \n foreach ($result2 as $value2) {\n $ntn=$value2['ngay']; \/\/ l\u1ea5y n\u0103m sinh\n \n $rea = '\/^(0?[1-9]|[12]\\d|3[01])[\\\/\\-\\.](0?[1-9]|[1][012])[\\\/\\-\\.](\\d{2}|\\d{4})$\/';\n $kq=preg_match($rea, $ntn); \/\/ ki\u1ec3m tra nhanh xem c\u00f3 kh\u1edbp v\u1edbi m\u1eabu chu\u1ea9n hay ch\u01b0a\n \n if ($kq==1) {\n $exp=explode(\"\/\", $ntn); \/\/ t\u00e1ch d\u1eef li\u1ec7u ng\u00e0y\/th\u00e1ng\/n\u0103m th\u00e0nh 3 ph\u1ea7n d\u1ef1a tr\u00ean d\u1ea5u ph\u00e2n c\u00e1ch \/\n \n $ns=$exp[2];\n $arr2[$i]=(int)$ns;\n $i++;\n ;}}\n \n$m=array_count_values($arr2); \/\/ \u0111\u1ebfm c\u00e1c gi\u00e1 tr\u1ecb l\u1eb7p l\u1ea1i v\u00e0 \u0111\u01b0a v\u00e0o m\u1ea3ng, n\u00f3 c\u00f3 d\u1ea1ng key=>value, trong \u0111\u00f3 key l\u00e0 t\u00ean ph\u1ea7n t\u1eed l\u1eb7p l\u1ea1i, value ch\u1ec9 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i\nasort($m); \/\/ \u0111\u1ec3 s\u1eafp x\u1ebfp theo th\u1ee9 t\u1ef1 gi\u1ea3m d\u1ea7n, c\u00e1c ph\u1ea7n t\u1eed ngo\u1ea1i l\u1ec7 s\u1ebd \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y tr\u01b0\u1edbc\n\nforeach($m as $x => $x_value) { \/\/ xu\u1ea5t ra m\u00e0n h\u00ecnh\necho \"N\u0103m: \".$x.\" C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 \".$x_value;\necho \"<\/br>\";\n}<\/code><\/pre>\n\n\n\nK\u1ebft qu\u1ea3 xu\u1ea5t ra m\u00e0n h\u00ecnh t\u1eeb t\u1ec7p d\u1eef li\u1ec7u c\u1ee7a t\u00f4i n\u00f3 nh\u01b0 th\u1ebf n\u00e0y:<\/p>\n\n\n\n
N\u0103m: 1900 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 1\nN\u0103m: 2207 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 1\nN\u0103m: 2209 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 1\nN\u0103m: 2014 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 1\nN\u0103m: 2100 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 1\nN\u0103m: 2208 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 1\nN\u0103m: 1997 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 1\nN\u0103m: 2099 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 1\nN\u0103m: 2088 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 1\nN\u0103m: 2002 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 2\nN\u0103m: 2012 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 2\nN\u0103m: 2000 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 3\nN\u0103m: 2013 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 3\nN\u0103m: 2015 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 3\nN\u0103m: 2018 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 4\nN\u0103m: 2003 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 11\nN\u0103m: 2001 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 13\nN\u0103m: 2016 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 22\nN\u0103m: 2004 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 73\nN\u0103m: 2017 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 73\nN\u0103m: 2005 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 310\nN\u0103m: 2006 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 1338\nN\u0103m: 2010 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 40733\nN\u0103m: 2007 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 47324\nN\u0103m: 2008 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 50059\nN\u0103m: 2009 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 51650\nN\u0103m: 2011 C\u00f3 s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i l\u00e0 52201<\/code><\/pre>\n\n\n\nB\u1ea1n c\u0169ng d\u1ec5 d\u00e0ng nh\u1eadn ra s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a c\u00e1c n\u0103m sinh sai \u0111\u00fang kh\u00f4ng?<\/p>\n","protected":false},"excerpt":{"rendered":"
Gi\u00e1 tr\u1ecb bi\u1ec7t l\u1ec7 trong d\u1eef li\u1ec7u th\u01b0\u1eddng l\u00e0 gi\u00e1 tr\u1ecb c\u1ef1c \u0111oan c\u1ea3 \u1edf 2 kh\u00eda c\u1ea1nh t\u00edch c\u1ef1c v\u00e0 ti\u00eau c\u1ef1c: N\u1ebfu n\u00f3 l\u00e0 th\u1eadt, n\u00f3 s\u1ebd ti\u1ebft l\u1ed9 cho ch\u00fang ta th\u1ea5y nhi\u1ec1u c\u00e1i th\u00fa v\u1ecb \u1edf \u0111\u1eddi; Nh\u01b0ng tr\u01b0\u1eddng h\u1ee3p th\u1ee9 hai c\u0169ng r\u1ea5t d\u1ec5 x\u1ea3y ra: gi\u00e1 tr\u1ecb qu\u00e1 kh\u00e1c …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[238],"tags":[],"yoast_head":"\n
Vi\u1ebft h\u00e0m th\u00f4ng b\u00e1o gi\u00e1 tr\u1ecb hi\u1ebfm g\u1eb7p trong b\u1ea3ng d\u1eef li\u1ec7u v\u1ec1 n\u0103m sinh • Ki\u1ebfn c\u00e0ng<\/title>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\t\n\t\n\t\n","yoast_head_json":{"title":"Vi\u1ebft h\u00e0m th\u00f4ng b\u00e1o gi\u00e1 tr\u1ecb hi\u1ebfm g\u1eb7p trong b\u1ea3ng d\u1eef li\u1ec7u v\u1ec1 n\u0103m sinh • Ki\u1ebfn c\u00e0ng","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/kiencang.net\/thong-ke-gia-tri-hiem-nam-sinh\/","og_locale":"vi_VN","og_type":"article","og_title":"Vi\u1ebft h\u00e0m th\u00f4ng b\u00e1o gi\u00e1 tr\u1ecb hi\u1ebfm g\u1eb7p trong b\u1ea3ng d\u1eef li\u1ec7u v\u1ec1 n\u0103m sinh • Ki\u1ebfn c\u00e0ng","og_description":"Gi\u00e1 tr\u1ecb bi\u1ec7t l\u1ec7 trong d\u1eef li\u1ec7u th\u01b0\u1eddng l\u00e0 gi\u00e1 tr\u1ecb c\u1ef1c \u0111oan c\u1ea3 \u1edf 2 kh\u00eda c\u1ea1nh t\u00edch c\u1ef1c v\u00e0 ti\u00eau c\u1ef1c: N\u1ebfu n\u00f3 l\u00e0 th\u1eadt, n\u00f3 s\u1ebd ti\u1ebft l\u1ed9 cho ch\u00fang ta th\u1ea5y nhi\u1ec1u c\u00e1i th\u00fa v\u1ecb \u1edf \u0111\u1eddi; Nh\u01b0ng tr\u01b0\u1eddng h\u1ee3p th\u1ee9 hai c\u0169ng r\u1ea5t d\u1ec5 x\u1ea3y ra: gi\u00e1 tr\u1ecb qu\u00e1 kh\u00e1c …","og_url":"https:\/\/kiencang.net\/thong-ke-gia-tri-hiem-nam-sinh\/","og_site_name":"Ki\u1ebfn c\u00e0ng","article_author":"https:\/\/www.facebook.com\/anhducnguyen87\/","article_published_time":"2021-08-19T04:48:39+00:00","author":"Nguy\u1ec5n \u0110\u1ee9c Anh","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"Nguy\u1ec5n \u0110\u1ee9c Anh","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"4 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/kiencang.net\/thong-ke-gia-tri-hiem-nam-sinh\/","url":"https:\/\/kiencang.net\/thong-ke-gia-tri-hiem-nam-sinh\/","name":"Vi\u1ebft h\u00e0m th\u00f4ng b\u00e1o gi\u00e1 tr\u1ecb hi\u1ebfm g\u1eb7p trong b\u1ea3ng d\u1eef li\u1ec7u v\u1ec1 n\u0103m sinh • Ki\u1ebfn c\u00e0ng","isPartOf":{"@id":"https:\/\/kiencang.net\/#website"},"datePublished":"2021-08-19T04:48:39+00:00","dateModified":"2021-08-19T04:48:39+00:00","author":{"@id":"https:\/\/kiencang.net\/#\/schema\/person\/5e7e1a04d8d1218ad8c421ba43d25c16"},"breadcrumb":{"@id":"https:\/\/kiencang.net\/thong-ke-gia-tri-hiem-nam-sinh\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/kiencang.net\/thong-ke-gia-tri-hiem-nam-sinh\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/kiencang.net\/thong-ke-gia-tri-hiem-nam-sinh\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/kiencang.net\/"},{"@type":"ListItem","position":2,"name":"Vi\u1ebft h\u00e0m th\u00f4ng b\u00e1o gi\u00e1 tr\u1ecb hi\u1ebfm g\u1eb7p trong b\u1ea3ng d\u1eef li\u1ec7u v\u1ec1 n\u0103m sinh"}]},{"@type":"WebSite","@id":"https:\/\/kiencang.net\/#website","url":"https:\/\/kiencang.net\/","name":"Ki\u1ebfn c\u00e0ng","description":"\u00d4m l\u00fd thuy\u1ebft, h\u00f4n th\u1ef1c h\u00e0nh","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/kiencang.net\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"vi"},{"@type":"Person","@id":"https:\/\/kiencang.net\/#\/schema\/person\/5e7e1a04d8d1218ad8c421ba43d25c16","name":"Nguy\u1ec5n \u0110\u1ee9c Anh","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/kiencang.net\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/6d71f9b89393952a8382e30dad26c1ec?s=96&d=monsterid&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/6d71f9b89393952a8382e30dad26c1ec?s=96&d=monsterid&r=g","caption":"Nguy\u1ec5n \u0110\u1ee9c Anh"},"description":"Sinh n\u0103m 1987, t\u1ed1t nghi\u1ec7p Cao \u0111\u1eb3ng th\u1ef1c h\u00e0nh FPT qu\u00e3ng 2014, chuy\u00ean ng\u00e0nh Thi\u1ebft k\u1ebf website. 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