{"id":7023,"date":"2024-12-21T16:42:55","date_gmt":"2024-12-21T16:42:55","guid":{"rendered":"https:\/\/blog.ezworkapp.com\/index.php\/2024\/12\/21\/ham-unique-trong-excel-loc-gia-tri-duy-nhat-trong-vung\/"},"modified":"2024-12-21T16:42:55","modified_gmt":"2024-12-21T16:42:55","slug":"ham-unique-trong-excel-loc-gia-tri-duy-nhat-trong-vung","status":"publish","type":"post","link":"https:\/\/blog.ezworkapp.com\/index.php\/2024\/12\/21\/ham-unique-trong-excel-loc-gia-tri-duy-nhat-trong-vung\/","title":{"rendered":"H\u00e0m Unique trong Excel l\u1ecdc gi\u00e1 tr\u1ecb duy nh\u1ea5t trong v\u00f9ng"},"content":{"rendered":"<div class=\"uk-panel uk-margin\" id=\"template-nJy84WMn#1\">\n<p>H\u00e0m Unique trong Excel xu\u1ea5t hi\u1ec7n trong phi\u00ean b\u1ea3n Excel trong b\u1ed9 Office 365 s\u1ebd h\u1ed7 tr\u1ee3 b\u1ea1n trong vi\u1ec7c l\u1ecdc ra c\u00e1c gi\u00e1 tr\u1ecb duy nh\u1ea5t trong 1 h\u00e0ng ho\u1eb7c 1 c\u1ed9t ho\u1eb7c 1 v\u00f9ng tr\u00ean b\u1ea3ng t\u00ednh c\u1ee7a b\u1ea1n. Gi\u00e1 tr\u1ecb c\u1ea7n l\u1ecdc duy nh\u1ea5t c\u00f3 th\u1ec3 \u1edf d\u1ea1ng text, d\u1ea1ng s\u1ed1, d\u1ea1ng ng\u00e0y th\u00e1ng, d\u1ea1ng th\u1eddi gian, \u2026<\/p>\n<figure id=\"attachment_31689\" aria-describedby=\"caption-attachment-31689\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/blog.ezworkapp.com\/wp-content\/uploads\/2020\/03\/ham-unique-trong-excel-loc-gia-tri-duy-nhat.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-31689\" src=\"http:\/\/blog.ezworkapp.com\/wp-content\/uploads\/2024\/12\/ham-unique-trong-excel-loc-gia-tri-duy-nhat.png\" alt=\"H\u00e0m Unique l\u1ecdc gi\u00e1 tr\u1ecb duy nh\u1ea5t trong Excel\" width=\"500\" height=\"432\" title=\"ham-unique-trong-excel-loc-gia-tri-duy-nhat\"><\/a><figcaption id=\"caption-attachment-31689\" class=\"wp-caption-text\">H\u00e0m Unique l\u1ecdc gi\u00e1 tr\u1ecb duy nh\u1ea5t trong Excel<\/figcaption><\/figure>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_61 counter-hierarchy ez-toc-counter ez-toc-transparent ez-toc-container-direction\">\n<p class=\"ez-toc-title\">Xem nhanh<\/p>\n<p><label for=\"ez-toc-cssicon-toggle-item-6766f00eef03d\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><\/span><\/span><\/label><\/p>\n<nav>\n<ul class=\"ez-toc-list ez-toc-list-level-1 \">\n<li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/blog.hocexcel.online\/ham-unique-trong-excel-loc-gia-tri-duy-nhat-trong-vung.html#Cach_su_dung_ham_Unique_trong_Excel_de_loc_duy_nhat\" title=\"C\u00e1ch s\u1eed d\u1ee5ng h\u00e0m Unique trong Excel \u0111\u1ec3 l\u1ecdc duy nh\u1ea5t\">C\u00e1ch s\u1eed d\u1ee5ng h\u00e0m Unique trong Excel \u0111\u1ec3 l\u1ecdc duy nh\u1ea5t<\/a>\n<ul class=\"ez-toc-list-level-3\">\n<li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/blog.hocexcel.online\/ham-unique-trong-excel-loc-gia-tri-duy-nhat-trong-vung.html#Cu_phap\" title=\"C\u00fa ph\u00e1p\">C\u00fa ph\u00e1p<\/a><\/li>\n<li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/blog.hocexcel.online\/ham-unique-trong-excel-loc-gia-tri-duy-nhat-trong-vung.html#Cac_vi_du_va_giai_thich\" title=\"C\u00e1c v\u00ed d\u1ee5 v\u00e0 gi\u1ea3i th\u00edch\">C\u00e1c v\u00ed d\u1ee5 v\u00e0 gi\u1ea3i th\u00edch<\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/nav>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Cach_su_dung_ham_Unique_trong_Excel_de_loc_duy_nhat\"><\/span>C\u00e1ch s\u1eed d\u1ee5ng h\u00e0m Unique trong Excel \u0111\u1ec3 l\u1ecdc duy nh\u1ea5t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Cu_phap\"><\/span>C\u00fa ph\u00e1p<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><code class=\"excel-formula\">=UNIQUE (array, [by_col], [occurs_once])<\/code><\/p>\n<p>C\u00e1c tham s\u1ed1:<\/p>\n<ul style=\"list-style-type: square\">\n<li><strong>array:\u00a0<\/strong>1 v\u00f9ng, c\u1ed9t ho\u1eb7c h\u00e0ng m\u00e0 b\u1ea1n c\u1ea7n l\u1ecdc ra nh\u1eefng gi\u00e1 tr\u1ecb duy nh\u1ea5t<\/li>\n<li><strong>[by_col]: <\/strong>tham s\u1ed1 kh\u00f4ng b\u1eaft bu\u1ed9c, gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh l\u00e0 FALSE \u2013 s\u1eafp x\u1ebfp theo h\u00e0ng, TRUE \u2013 s\u1eafp x\u1ebfp theo c\u1ed9t<\/li>\n<li><strong>[occurs_once]: <\/strong>tham s\u1ed1 kh\u00f4ng b\u1eaft bu\u1ed9c, gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh l\u00e0 FALSE \u2013 l\u1ecdc l\u1ea5y ra \u0111\u1ea1i di\u1ec7n m\u1ed7i gi\u00e1 tr\u1ecb 1 l\u1ea7n; TRUE \u2013 l\u1ecdc l\u1ea5y ra gi\u00e1 tr\u1ecb ch\u1ec9 xu\u1ea5t hi\u1ec7n 1 l\u1ea7n duy nh\u1ea5t trong\u00a0<em>array<\/em><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Cac_vi_du_va_giai_thich\"><\/span>C\u00e1c v\u00ed d\u1ee5 v\u00e0 gi\u1ea3i th\u00edch<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<figure id=\"attachment_31690\" aria-describedby=\"caption-attachment-31690\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/blog.ezworkapp.com\/wp-content\/uploads\/2020\/03\/ham-unique-vi-du-va-giai-thich.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-31690\" src=\"http:\/\/blog.ezworkapp.com\/wp-content\/uploads\/2024\/12\/ham-unique-vi-du-va-giai-thich.png\" alt=\"C\u00e1c v\u00ed d\u1ee5 v\u1ec1 h\u00e0m unique trong Excel\" width=\"500\" height=\"264\" title=\"ham-unique-vi-du-va-giai-thich\"><\/a><figcaption id=\"caption-attachment-31690\" class=\"wp-caption-text\">C\u00e1c v\u00ed d\u1ee5 v\u1ec1 h\u00e0m unique trong Excel<\/figcaption><\/figure>\n<p><strong>V\u00ed d\u1ee5 c\u00f4ng th\u1ee9c t\u1ea1i \u00f4 E2<\/strong><\/p>\n<p><code class=\"excel-formula\">=UNIQUE(A1:I1,TRUE)<\/code><\/p>\n<p>Trong v\u00ed d\u1ee5 n\u00e0y, v\u00f9ng c\u1ea7n l\u1ecdc duy nh\u1ea5t l\u00e0 A1:I1 \u2013 1 m\u1ea3ng ngang, ch\u00fang ta mu\u1ed1n k\u1ebft qu\u1ea3 tr\u1ea3 v\u1ec1 theo h\u00e0ng ngang, v\u1eady n\u00ean tham s\u1ed1 [by_row] s\u1ebd l\u00e0 TRUE ho\u1eb7c 1<\/p>\n<p><strong>V\u00ed d\u1ee5 c\u00f4ng th\u1ee9c t\u1ea1i \u00f4 D5<\/strong><\/p>\n<div class=\"code-block code-block-1\" style=\"margin: 8px 0;clear: both\">\n<div class=\"ad-inserterpro\">\n<a href=\"https:\/\/hocexcel.online\/course\/preview\/ex101-excel-tu-co-ban-den-chuyen-gia-danh-cho-nguoi-di-lam\"><br \/>\n<img decoding=\"async\" src=\"http:\/\/blog.ezworkapp.com\/wp-content\/uploads\/2024\/12\/ex101_92019-nho-631.gif\" title=\"ex101_92019-nho-631\"><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p><code class=\"excel-formula\">=UNIQUE(B5:B13)<\/code><\/p>\n<p>Trong v\u00ed d\u1ee5 n\u00e0y, v\u00f9ng c\u1ea7n l\u1ecdc duy nh\u1ea5t l\u00e0 B5:B13 \u2013 1 m\u1ea3ng d\u1ecdc, \u0111\u00e2y l\u00e0 c\u00e1ch s\u1eed d\u1ee5ng h\u00e0m Unique \u0111\u01a1n gi\u1ea3n nh\u1ea5t v\u1edbi tham s\u1ed1 duy nh\u1ea5t trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y l\u00e0 v\u00f9ng c\u1ea7n l\u1ecdc<\/p>\n<p><strong>V\u00ed d\u1ee5 c\u00f4ng th\u1ee9c t\u1ea1i \u00f4 E5, G5<\/strong><\/p>\n<p><code class=\"excel-formula\">E5 =UNIQUE(B5:B13,FALSE)<\/code><\/p>\n<p><code class=\"excel-formula\">G5 =UNIQUE(B5:B13,,FALSE)<\/code><\/p>\n<p>Trong 2 \u00f4 n\u00e0y, v\u00ec gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh c\u1ee7a tham s\u1ed1 [by_row] v\u00e0 [occurs_once] \u0111\u1ec1u l\u00e0 FALSE, v\u1eady n\u00ean k\u1ebft qu\u1ea3 c\u1ee7a 2 c\u00f4ng th\u1ee9c tr\u00ean \u0111\u1ec1u \u0111\u1ed3ng nh\u1ea5t v\u1edbi k\u1ebft qu\u1ea3 c\u1ee7a c\u00f4ng th\u1ee9c t\u1ea1i \u00f4 D5.<\/p>\n<p><strong>V\u00ed d\u1ee5 c\u00f4ng th\u1ee9c t\u1ea1i \u00f4 F5<\/strong><\/p>\n<p><code class=\"excel-formula\">=UNIQUE(B5:B13,,TRUE)<\/code><\/p>\n<p>Trong \u00f4 F5, c\u00f4ng th\u1ee9c c\u00f3 s\u1eed d\u1ee5ng tham s\u1ed1 th\u1ee9 3 \u2013 [occurs_once] v\u1edbi gi\u00e1 tr\u1ecb l\u00e0 TRUE, ngh\u0129a l\u00e0 h\u00e0m Unique s\u1ebd l\u1ecdc ra nh\u1eefng gi\u00e1 tr\u1ecb ch\u1ec9 xu\u1ea5t hi\u1ec7n duy nh\u1ea5t 1 l\u1ea7n trong v\u00f9ng B5:B13, v\u00ec v\u1eady \u201c\u0110\u1ecf\u201d v\u00e0 \u201cV\u00e0ng\u201d kh\u00f4ng xu\u1ea5t hi\u1ec7n trong v\u00f9ng k\u1ebft qu\u1ea3.<\/p>\n<p>Ngo\u00e0i ra, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o <a href=\"https:\/\/www.youtube.com\/watch?v=GH_KMTowo6U&amp;t=2s\" target=\"_blank\" rel=\"noopener noreferrer\">video sau \u0111\u00e2y<\/a> \u0111\u1ec3 c\u00f3 th\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u00e0m Unique trong Excel<\/p>\n<iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/GH_KMTowo6U?t=2s\" width=\"560\" height=\"314\" allowfullscreen=\"allowfullscreen\"><\/iframe>\n<\/div>\n<div class=\"uk-panel uk-margin uk-width-xlarge\">\n<p>Click \u0111\u0103ng k\u00fd h\u1ecdc t\u1ea1i:<\/p>\n<p><a href=\"http:\/\/blog.ezworkapp.com\/khoa-hoc\" target=\"_blank\" rel=\"noopener\">T\u1ea5t c\u1ea3 kho\u00e1 h\u1ecdc\u00a0<span>\ud83d\udcd6<\/span><\/a><\/p>\n<p><a href=\"http:\/\/blog.ezworkapp.com\/huong-dan-kich-hoat-khoa-hoc-tai-hoc-excel-online.html\" target=\"_blank\" rel=\"noopener\">H\u01b0\u1edbng d\u1eabn k\u00edch ho\u1ea1t<\/a><\/p>\n<p>HKD H\u1ecdc Excel Online<br \/>S\u1ed1 \u0110K: 17A80048102<\/p>\n<\/div>\n<div class=\"uk-panel uk-text-small uk-margin uk-margin-remove-bottom uk-text-center\">\n<p>\u00a9  document.currentScript.insertAdjacentHTML(&#8216;afterend&#8217;, &#8221; + new Intl.DateTimeFormat(document.documentElement.lang, {year: &#8216;numeric&#8217;}).format() + &#8221;);  H\u1ecdc Excel Online. All rights reserved.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<div class=\"ad-inserterpro\">\n<a href=\"https:\/\/hocexcel.online\/course\/preview\/ex101-excel-tu-co-ban-den-chuyen-gia-danh-cho-nguoi-di-lam\"><br \/>\n<img decoding=\"async\" src=\"http:\/\/blog.ezworkapp.com\/wp-content\/uploads\/2024\/12\/ex101_92019-nho-631.gif\"><br \/>\n<\/a>\n<\/div>\n","protected":false},"author":1,"featured_media":7024,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-7023","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-excel-co-ban"],"_links":{"self":[{"href":"https:\/\/blog.ezworkapp.com\/index.php\/wp-json\/wp\/v2\/posts\/7023","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ezworkapp.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ezworkapp.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ezworkapp.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ezworkapp.com\/index.php\/wp-json\/wp\/v2\/comments?post=7023"}],"version-history":[{"count":0,"href":"https:\/\/blog.ezworkapp.com\/index.php\/wp-json\/wp\/v2\/posts\/7023\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.ezworkapp.com\/index.php\/wp-json\/wp\/v2\/media\/7024"}],"wp:attachment":[{"href":"https:\/\/blog.ezworkapp.com\/index.php\/wp-json\/wp\/v2\/media?parent=7023"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ezworkapp.com\/index.php\/wp-json\/wp\/v2\/categories?post=7023"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ezworkapp.com\/index.php\/wp-json\/wp\/v2\/tags?post=7023"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}