{"id":23354,"date":"2022-10-04T11:00:20","date_gmt":"2022-10-04T11:00:20","guid":{"rendered":"https:\/\/kb.hostatom.com\/?p=23354"},"modified":"2025-10-20T06:28:55","modified_gmt":"2025-10-20T06:28:55","slug":"html-table-colgroup","status":"publish","type":"post","link":"https:\/\/kb.hostatom.com\/lesson\/23354\/","title":{"rendered":"HTML\u00a0Table Colgroup"},"content":{"rendered":"\t\t
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\n\t\t\t\t\t\t\t\t\tHTML \u0e21\u0e35\u0e2d\u0e07\u0e04\u0e4c\u0e1b\u0e23\u0e30\u0e01\u0e2d\u0e1a (elements) \u0e17\u0e35\u0e48\u0e0a\u0e48\u0e27\u0e22\u0e08\u0e31\u0e14\u0e2b\u0e23\u0e37\u0e2d\u0e15\u0e01\u0e41\u0e15\u0e48\u0e07\u0e40\u0e09\u0e1e\u0e32\u0e30\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\u0e02\u0e2d\u0e07\u0e15\u0e32\u0e23\u0e32\u0e07\u0e44\u0e14\u0e49 \u0e44\u0e14\u0e49\u0e41\u0e01\u0e48 <colgroup><\/code> \u0e41\u0e25\u0e30 <col><\/code>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\r\n\r\n \r\n <\/colgroup>\r\n\r\n\r\n\r\n\r\n\r\n
MON<\/th>\r\nTUE<\/th>\r\nWED<\/th>\r\nTHU<\/th>\r\nFRI<\/th>\r\nSAT<\/th>\r\nSUN<\/th>\r\n<\/tr>\r\n
1<\/td>\r\n2<\/td>\r\n3<\/td>\r\n4<\/td>\r\n5<\/td>\r\n6<\/td>\r\n7<\/td>\r\n<\/tr>\r\n
8<\/td>\r\n9<\/td>\r\n10<\/td>\r\n11<\/td>\r\n12<\/td>\r\n13<\/td>\r\n14<\/td>\r\n<\/tr>\r\n
15<\/td>\r\n16<\/td>\r\n17<\/td>\r\n18<\/td>\r\n19<\/td>\r\n20<\/td>\r\n21<\/td>\r\n<\/tr>\r\n
22<\/td>\r\n23<\/td>\r\n24<\/td>\r\n25<\/td>\r\n26<\/td>\r\n27<\/td>\r\n28<\/td>\r\n<\/tr>\r\n<\/tbody><\/table>\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t
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\u0e01\u0e32\u0e23\u0e43\u0e0a\u0e49\u0e07\u0e32\u0e19 <colgroup><\/code> \u0e40\u0e1a\u0e37\u0e49\u0e2d\u0e07\u0e15\u0e49\u0e19<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t\u0e2b\u0e32\u0e01\u0e15\u0e49\u0e2d\u0e07\u0e01\u0e32\u0e23\u0e15\u0e01\u0e41\u0e15\u0e48\u0e07 2 \u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\u0e41\u0e23\u0e01\u0e02\u0e2d\u0e07\u0e15\u0e32\u0e23\u0e32\u0e07 \u0e43\u0e2b\u0e49\u0e43\u0e0a\u0e49 <colgroup><\/code> \u0e41\u0e25\u0e30 <col><\/code>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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    \n
  • <colgroup><\/code> \u0e23\u0e30\u0e1a\u0e38\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\u0e17\u0e35\u0e48\u0e15\u0e49\u0e2d\u0e07\u0e01\u0e32\u0e23\u0e15\u0e01\u0e41\u0e15\u0e48\u0e07<\/li>\n
  • <col><\/code> \u0e43\u0e0a\u0e49\u0e23\u0e30\u0e1a\u0e38\u0e41\u0e15\u0e48\u0e25\u0e30\u0e01\u0e25\u0e38\u0e48\u0e21\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c<\/li>\n
  • span<\/code> \u0e23\u0e30\u0e1a\u0e38\u0e08\u0e33\u0e19\u0e27\u0e19\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c<\/li>\n
  • style<\/code> \u0e23\u0e30\u0e1a\u0e38\u0e23\u0e39\u0e1b\u0e41\u0e1a\u0e1a\u0e2a\u0e44\u0e15\u0e25\u0e4c<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
    \n\t\t\t\t\t\t\t
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    \n\t\t\t\t\n\t\t\t\t\t<table>\r\n  <colgroup>\r\n    <col span=\"2\" style=\"background-color: #D6EEEE\">\r\n  <\/colgroup>\r\n  <tr>\r\n    <th>MON<\/th>\r\n    <th>TUE<\/th>\r\n    <th>WED<\/th>\r\n    <th>THU<\/th>\r\n...<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7b5cdb8 elementor-widget elementor-widget-button\" data-id=\"7b5cdb8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/kb.hostatom.com\/lesson\/html\/tryhtml?filename=table_colgroup1\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-external-link-alt\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M432,320H400a16,16,0,0,0-16,16V448H64V128H208a16,16,0,0,0,16-16V80a16,16,0,0,0-16-16H48A48,48,0,0,0,0,112V464a48,48,0,0,0,48,48H400a48,48,0,0,0,48-48V336A16,16,0,0,0,432,320ZM488,0h-128c-21.37,0-32.05,25.91-17,41l35.73,35.73L135,320.37a24,24,0,0,0,0,34L157.67,377a24,24,0,0,0,34,0L435.28,133.32,471,169c15,15,41,4.5,41-17V24A24,24,0,0,0,488,0Z\"><\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u0e14\u0e39\u0e1c\u0e25\u0e25\u0e31\u0e1e\u0e18\u0e4c<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-967663c elementor-alert-info elementor-widget elementor-widget-alert\" data-id=\"967663c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"alert.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-alert\" role=\"alert\">\n\n\t\t\t\t\t\t<span class=\"elementor-alert-title\">\ud83d\udcdd  Note<\/span>\n\t\t\t\n\t\t\t\t\t\t<span class=\"elementor-alert-description\"><code>&lt;colgroup&gt;<\/code> \u0e40\u0e1b\u0e47\u0e19 Tag \u0e25\u0e39\u0e01\u0e02\u0e2d\u0e07 <code>&lt;table&gt;<\/code>\n\u0e42\u0e14\u0e22\u0e08\u0e30\u0e27\u0e32\u0e07\u0e44\u0e27\u0e49\u0e01\u0e48\u0e2d\u0e19 <code>&lt;thead&gt;<\/code>, <code>&lt;tr&gt;<\/code>, <code>&lt;td&gt;<\/code>\n\u0e2b\u0e32\u0e01\u0e21\u0e35 <code>&lt;caption&gt;<\/code> \u0e15\u0e49\u0e2d\u0e07\u0e27\u0e32\u0e07 <code>&lt;colgroup&gt;<\/code> \u0e44\u0e27\u0e49\u0e2b\u0e25\u0e31\u0e07 <code>&lt;caption&gt;<\/code><\/span>\n\t\t\t\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ed92dd elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"1ed92dd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1aab999 elementor-widget elementor-widget-heading\" data-id=\"1aab999\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0e01\u0e0e\u0e04\u0e38\u0e13\u0e2a\u0e21\u0e1a\u0e31\u0e15\u0e34\u0e02\u0e2d\u0e07 CSS \u0e43\u0e19 <code>&lt;colgroup&gt;<\/code><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6281159 elementor-widget elementor-widget-text-editor\" data-id=\"6281159\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t\u0e43\u0e19\u0e01\u0e32\u0e23\u0e43\u0e0a\u0e49\u0e07\u0e32\u0e19 <code>&lt;colgroup&gt;<\/code> \u0e21\u0e35\u0e02\u0e49\u0e2d\u0e08\u0e33\u0e01\u0e31\u0e14\u0e02\u0e2d\u0e07 Properties CSS \u0e17\u0e35\u0e48\u0e43\u0e0a\u0e49\u0e44\u0e14\u0e49 \u0e44\u0e14\u0e49\u0e41\u0e01\u0e48:\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6d9e835 elementor-widget elementor-widget-text-editor\" data-id=\"6d9e835\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li><code>width<\/code><\/li>\n<li><code>visibility<\/code><\/li>\n<li><code>background<\/code><\/li>\n<li><code>border<\/code><\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d8882c elementor-widget elementor-widget-text-editor\" data-id=\"5d8882c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t\u0e2a\u0e33\u0e2b\u0e23\u0e31\u0e1a CSS \u0e2d\u0e37\u0e48\u0e19 \u0e46 \u0e08\u0e30\u0e44\u0e21\u0e48\u0e21\u0e35\u0e1c\u0e25\u0e15\u0e48\u0e2d\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3c47657 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"3c47657\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-26d45ec elementor-widget elementor-widget-heading\" data-id=\"26d45ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0e01\u0e32\u0e23\u0e15\u0e01\u0e41\u0e15\u0e48\u0e07\u0e15\u0e32\u0e23\u0e32\u0e07\u0e2b\u0e25\u0e32\u0e22\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-567bf25 elementor-widget elementor-widget-text-editor\" data-id=\"567bf25\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t\u0e2b\u0e32\u0e01\u0e15\u0e49\u0e2d\u0e07\u0e01\u0e32\u0e23\u0e15\u0e01\u0e41\u0e15\u0e48\u0e07\u0e2b\u0e25\u0e32\u0e22\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\u0e43\u0e19\u0e2b\u0e25\u0e32\u0e22\u0e41\u0e1a\u0e1a \u0e2a\u0e32\u0e21\u0e32\u0e23\u0e16\u0e43\u0e0a\u0e49 <code>&lt;col&gt;<\/code> \u0e2b\u0e25\u0e32\u0e22\u0e0a\u0e38\u0e14\u0e43\u0e19 <code>&lt;colgroup&gt;<\/code> \u0e44\u0e14\u0e49\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a92a48b elementor-widget elementor-widget-code-highlight\" data-id=\"a92a48b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-html line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-html\">\n\t\t\t\t\t<xmp><table>\r\n  <colgroup>\r\n    <col span=\"2\" style=\"background-color: #D6EEEE\">\r\n    <col span=\"3\" style=\"background-color: pink\">\r\n  <\/colgroup>\r\n  <tr>\r\n    <th>MON<\/th>\r\n    <th>TUE<\/th>\r\n    <th>WED<\/th>\r\n    <th>THU<\/th>\r\n...<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bad74f elementor-widget elementor-widget-button\" data-id=\"1bad74f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/kb.hostatom.com\/lesson\/html\/tryhtml?filename=table_colgroup2\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-external-link-alt\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M432,320H400a16,16,0,0,0-16,16V448H64V128H208a16,16,0,0,0,16-16V80a16,16,0,0,0-16-16H48A48,48,0,0,0,0,112V464a48,48,0,0,0,48,48H400a48,48,0,0,0,48-48V336A16,16,0,0,0,432,320ZM488,0h-128c-21.37,0-32.05,25.91-17,41l35.73,35.73L135,320.37a24,24,0,0,0,0,34L157.67,377a24,24,0,0,0,34,0L435.28,133.32,471,169c15,15,41,4.5,41-17V24A24,24,0,0,0,488,0Z\"><\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u0e14\u0e39\u0e1c\u0e25\u0e25\u0e31\u0e1e\u0e18\u0e4c<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a1e613d elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"a1e613d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fb50181 elementor-widget elementor-widget-heading\" data-id=\"fb50181\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Colgroups \u0e40\u0e1b\u0e25\u0e48\u0e32\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d728bc0 elementor-widget elementor-widget-text-editor\" data-id=\"d728bc0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t\u0e2b\u0e32\u0e01\u0e15\u0e49\u0e2d\u0e07\u0e01\u0e32\u0e23\u0e08\u0e31\u0e14\u0e23\u0e39\u0e1b\u0e41\u0e1a\u0e1a\u0e40\u0e09\u0e1e\u0e32\u0e30\u0e1a\u0e32\u0e07\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c \u0e40\u0e0a\u0e48\u0e19 \u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\u0e01\u0e25\u0e32\u0e07\u0e02\u0e2d\u0e07\u0e15\u0e32\u0e23\u0e32\u0e07\n\u0e43\u0e2b\u0e49 <code>&lt;col&gt;<\/code> \u0e02\u0e2d\u0e07\u0e04\u0e2d\u0e25\u0e31\u0e21\u0e19\u0e4c\u0e01\u0e48\u0e2d\u0e19\u0e2b\u0e19\u0e49\u0e32\u0e40\u0e1b\u0e47\u0e19\u0e04\u0e48\u0e32\u0e27\u0e48\u0e32\u0e07\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-501b51a elementor-widget elementor-widget-code-highlight\" data-id=\"501b51a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-html line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-html\">\n\t\t\t\t\t<xmp><table>\r\n  <colgroup>\r\n    <col span=\"3\">\r\n    <col span=\"2\" style=\"background-color: pink\">\r\n  <\/colgroup>\r\n  <tr>\r\n    <th>MON<\/th>\r\n    <th>TUE<\/th>\r\n    <th>WED<\/th>\r\n    <th>THU<\/th>\r\n...<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-beac93f elementor-widget elementor-widget-button\" data-id=\"beac93f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/kb.hostatom.com\/lesson\/html\/tryhtml?filename=table_colgroup3\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-external-link-alt\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M432,320H400a16,16,0,0,0-16,16V448H64V128H208a16,16,0,0,0,16-16V80a16,16,0,0,0-16-16H48A48,48,0,0,0,0,112V464a48,48,0,0,0,48,48H400a48,48,0,0,0,48-48V336A16,16,0,0,0,432,320ZM488,0h-128c-21.37,0-32.05,25.91-17,41l35.73,35.73L135,320.37a24,24,0,0,0,0,34L157.67,377a24,24,0,0,0,34,0L435.28,133.32,471,169c15,15,41,4.5,41-17V24A24,24,0,0,0,488,0Z\"><\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u0e14\u0e39\u0e1c\u0e25\u0e25\u0e31\u0e1e\u0e18\u0e4c<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e249520 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"e249520\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span 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