{"id":5827,"date":"2025-12-04T16:55:49","date_gmt":"2025-12-04T09:55:49","guid":{"rendered":"https:\/\/autofillform.com\/blog\/cach-dung-ham-replace-va-replaceb-trong-excel-cuc-chi-tiet\/"},"modified":"2025-12-04T16:55:49","modified_gmt":"2025-12-04T09:55:49","slug":"cach-dung-ham-replace-va-replaceb-trong-excel-cuc-chi-tiet","status":"publish","type":"post","link":"https:\/\/autofillform.com\/blog\/cach-dung-ham-replace-va-replaceb-trong-excel-cuc-chi-tiet\/","title":{"rendered":"C\u00e1ch d\u00f9ng h\u00e0m REPLACE v\u00e0 REPLACEB trong Excel c\u1ef1c chi ti\u1ebft"},"content":{"rendered":"<div class=\"content_article\" id=\"clicklinka\">\n<div id=\"bxindexknh\">\u00a0<\/div>\n<p>H\u00e0m REPLACE v\u00e0 REPLACEB l\u00e0 nh\u1eefng c\u00f4ng c\u1ee5 h\u1eefu \u00edch gi\u00fap b\u1ea1n ch\u1ec9nh s\u1eeda v\u00e0 thay th\u1ebf v\u0103n b\u1ea3n trong Excel, m\u1ed7i h\u00e0m l\u1ea1i ho\u1ea1t \u0111\u1ed9ng theo m\u1ed9t c\u01a1 ch\u1ebf ri\u00eang. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn c\u00e1ch d\u00f9ng h\u00e0m REPLACE REPLACEB trong Excel, \u0111\u1ed3ng th\u1eddi gi\u1ea3i th\u00edch r\u00f5 s\u1ef1 kh\u00e1c nhau gi\u1eefa ch\u00fang v\u00e0 \u0111\u01b0a ra v\u00ed d\u1ee5 th\u1ef1c t\u1ebf \u0111\u1ec3 b\u1ea1n thao t\u00e1c d\u1eef li\u1ec7u nhanh, ch\u00ednh x\u00e1c.<\/p>\n<p><em><img decoding=\"async\" alt=\"C\u00e1ch s\u1eed d\u1ee5ng h\u00e0m REPLACE v\u00e0 REPLACEB trong Excel\" src=\"https:\/\/autofillform.com\/blog\/wp-content\/uploads\/2025\/12\/cach-dung-ham-replace-replaceb-trong-excel-5.jpg\" title=\"cach-dung-ham-replace-replaceb-trong-excel-5\">C\u00e1ch d\u00f9ng h\u00e0m REPLACE v\u00e0 h\u00e0m REPLACEB trong Excel<\/em><\/p>\n<div class=\"titletab\" id=\"titletab1\">\n<h2>1. H\u00e0m REPLACE<\/h2>\n<\/div>\n<p>H\u00e0m REPLACE l\u00e0 h\u00e0m d\u00f9ng \u0111\u1ec3 thay m\u1ed9t ph\u1ea7n c\u1ee7a chu\u1ed7i v\u0103n b\u1ea3n b\u1eb1ng m\u1ed9t chu\u1ed7i kh\u00e1c, d\u1ef1a tr\u00ean v\u1ecb tr\u00ed b\u1eaft \u0111\u1ea7u v\u00e0 s\u1ed1 k\u00fd t\u1ef1 m\u00e0 b\u1ea1n mu\u1ed1n thay th\u1ebf, gi\u00fap ch\u1ec9nh s\u1eeda n\u1ed9i dung nhanh v\u00e0 d\u1ec5 d\u00e0ng.<\/p>\n<div class=\"titletab\" id=\"titletab1_1\">\n<h3>1.1. C\u00f4ng th\u1ee9c h\u00e0m REPLACE<\/h3>\n<\/div>\n<p>C\u00f4ng th\u1ee9c: <strong>=REPLACE(old_text,start_num,num_chars,new_text)<\/strong><\/p>\n<p>Trong \u0111\u00f3:\u00a0<\/p>\n<ul>\n<li><strong>old_text:<\/strong> Chu\u1ed7i v\u0103n b\u1ea3n g\u1ed1c c\u1ea7n x\u1eed l\u00fd.<\/li>\n<li><strong>start_num:<\/strong> V\u1ecb tr\u00ed b\u1eaft \u0111\u1ea7u thay th\u1ebf (t\u00ednh t\u1eeb tr\u00e1i sang, k\u00fd t\u1ef1 \u0111\u1ea7u ti\u00ean l\u00e0 1).<\/li>\n<li><strong>num_chars:<\/strong> S\u1ed1 l\u01b0\u1ee3ng k\u00fd t\u1ef1 trong old_text m\u00e0 b\u1ea1n mu\u1ed1n thay th\u1ebf b\u1eb1ng new_text.<\/li>\n<li><strong>new_text:<\/strong> Chu\u1ed7i v\u0103n b\u1ea3n m\u1edbi d\u00f9ng \u0111\u1ec3 thay th\u1ebf cho ph\u1ea7n k\u00fd t\u1ef1 \u0111\u00e3 ch\u1ecdn trong old_text.<\/li>\n<\/ul>\n<p><strong>V\u00ed d\u1ee5:<\/strong> Gi\u1ea3 s\u1eed b\u1ea1n mu\u1ed1n \u0111\u1ed5i t\u00ean mi\u1ec1n \u201cgoogle.com\u201d th\u00e0nh \u201cgoogle.vn\u201d, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng h\u00e0m REPLACE \u0111\u1ec3 \u0111\u1ed5i \u201ccom\u201d th\u00e0nh \u201cvn\u201d.<\/p>\n<p><em><img decoding=\"async\" alt=\"V\u00ed d\u1ee5 v\u1ec1 s\u1eed d\u1ee5ng h\u00e0m REPLACE trong Excel\" src=\"https:\/\/autofillform.com\/blog\/wp-content\/uploads\/2025\/12\/cach-dung-ham-replace-replaceb-trong-excel-8.jpg\" title=\"cach-dung-ham-replace-replaceb-trong-excel-8\">D\u00f9ng h\u00e0m REPLACE \u0111\u1ec3 thay \u201ccom\u201d th\u00e0nh \u201cvn\u201d<\/em><\/p>\n<div class=\"titletab\" id=\"titletab1_2\">\n<h3>1.2. \u1ee8ng d\u1ee5ng c\u1ee7a h\u00e0m REPLACE trong Excel<\/h3>\n<\/div>\n<p>H\u00e0m REPLACE \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 t\u00ecm v\u00e0 thay th\u1ebf c\u00e1c ph\u1ea7n v\u0103n b\u1ea3n trong chu\u1ed7i m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c.<\/p>\n<p>Ngo\u00e0i ra, b\u1ea1n c\u00f3 th\u1ec3 l\u1ed3ng nhi\u1ec1u h\u00e0m REPLACE \u0111\u1ec3 thay th\u1ebf nhi\u1ec1u ph\u1ea7n kh\u00e1c nhau trong c\u00f9ng m\u1ed9t chu\u1ed7i. H\u00e0m n\u00e0y c\u0169ng c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi c\u00e1c h\u00e0m th\u00f4ng d\u1ee5ng nh\u01b0 TEXT, DATEVALUE, IFERROR, FIND,\u2026 nh\u1eb1m x\u1eed l\u00fd hi\u1ec7u qu\u1ea3 c\u00e1c y\u00eau c\u1ea7u li\u00ean quan \u0111\u1ebfn \u0111\u1ecbnh d\u1ea1ng, chuy\u1ec3n \u0111\u1ed5i v\u00e0 l\u00e0m s\u1ea1ch d\u1eef li\u1ec7u trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c.<\/p>\n<div class=\"infobox\"><strong>Xem th\u00eam: <\/strong>H\u00e0m INDEX trong Excel: C\u00f4ng th\u1ee9c v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng<\/div>\n<div class=\"titletab\" id=\"titletab2\">\n<h2>2. C\u00e1ch d\u00f9ng h\u00e0m REPLACE trong Excel<\/h2>\n<\/div>\n<div class=\"titletab\" id=\"titletab2_1\">\n<h3>2.1. C\u00e1c h\u00e0m REPLACE l\u1ed3ng nhau<\/h3>\n<\/div>\n<p><strong>V\u00ed d\u1ee5:<\/strong> Gi\u1ea3 s\u1eed chu\u1ed7i l\u00e0 &#8220;ABC123XYZ&#8221; v\u00e0 b\u1ea1n mu\u1ed1n thay \u0111\u1ed5i th\u00e0nh \u201cHI666XYZ\u201d.<\/p>\n<p><strong>B\u01b0\u1edbc 1:<\/strong> T\u1ea1i \u00f4 C4, nh\u1eadp c\u00fa ph\u00e1p: <strong>=REPLACE(REPLACE(B4,1,3,&#8221;HI&#8221;),3,3,\u201d666\u201d)<\/strong>.<\/p>\n<p><strong>B\u01b0\u1edbc 2:<\/strong> Nh\u1ea5n <strong>ENTER<\/strong> \u0111\u1ec3 k\u1ebft qu\u1ea3 tr\u1ea3 v\u1ec1 l\u00e0 \u201cHI666XYZ\u201d.<\/p>\n<p><em><img decoding=\"async\" alt=\"S\u1eed d\u1ee5ng h\u00e0m REPLACE \u0111\u1ec3 thay \u0111\u1ed5i th\u00e0nh chu\u1ed7i k\u00fd t\u1ef1 m\u1edbi\" src=\"https:\/\/autofillform.com\/blog\/wp-content\/uploads\/2025\/12\/cach-dung-ham-replace-replaceb-trong-excel-6.jpg\" title=\"cach-dung-ham-replace-replaceb-trong-excel-6\">D\u00f9ng h\u00e0m REPLACE l\u1ed3ng nhau \u0111\u1ec3 \u0111\u1ed5i \u201cABC123XYZ\u201d th\u00e0nh \u201cHI666XYZ\u201d<\/em><\/p>\n<div class=\"titletab\" id=\"titletab2_2\">\n<h3>2.2. D\u00f9ng REPLACE k\u1ebft h\u1ee3p v\u1edbi FIND<\/h3>\n<\/div>\n<p>Vi\u1ec7c k\u1ebft h\u1ee3p REPLACE v\u1edbi FIND gi\u00fap b\u1ea1n t\u1ef1 \u0111\u1ed9ng x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed c\u1ea7n thay th\u1ebf trong chu\u1ed7i m\u00e0 kh\u00f4ng ph\u1ea3i \u0111\u1ebfm th\u1ee7 c\u00f4ng. H\u00e0m FIND s\u1ebd t\u00ecm v\u1ecb tr\u00ed c\u1ee7a m\u1ed9t \u0111o\u1ea1n v\u0103n b\u1ea3n, c\u00f2n REPLACE s\u1ebd d\u1ef1a v\u00e0o v\u1ecb tr\u00ed \u0111\u00f3 \u0111\u1ec3 thay th\u1ebf.<\/p>\n<p><strong>V\u00ed d\u1ee5:<\/strong> Gi\u1ea3 s\u1eed c\u00f4ng ty mu\u1ed1n thay \u0111\u1ed5i \u0111u\u00f4i mi\u1ec1n c\u1ee7a danh s\u00e1ch d\u01b0\u1edbi \u0111\u00e2y t\u1eeb \u201corg\u201d th\u00e0nh \u00a0 \u201cvn\u201d.<\/p>\n<table cellpadding=\"0\" cellspacing=\"0\" class=\"tvthucu width640\">\n<thead>\n<tr>\n<th>T\u00ean mi\u1ec1n<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>nhakhoahoangnam.com<\/td>\n<\/tr>\n<tr>\n<td>mattroi.vn<\/td>\n<\/tr>\n<tr>\n<td>nalata.vn<\/td>\n<\/tr>\n<tr>\n<td>tuigiay.org<\/td>\n<\/tr>\n<tr>\n<td>ngungon.com<\/td>\n<\/tr>\n<tr>\n<td>quangha.org<\/td>\n<\/tr>\n<tr>\n<td>maytinh.vn<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>B\u01b0\u1edbc 1:<\/strong> T\u1ea1i \u00f4 C3, b\u1ea1n nh\u1eadp: <strong>=REPLACE(B3:B9,FIND(&#8220;org&#8221;,B3:B9),3,&#8221;vn&#8221;)<\/strong> v\u00e0 nh\u1ea5n <strong>Enter<\/strong>, c\u00e1c mi\u1ec1n c\u00f3 \u0111u\u00f4i \u201corg\u201d s\u1ebd \u0111\u1ed5i th\u00e0nh \u201cvn\u201d, c\u00f2n nh\u1eefng mi\u1ec1n kh\u00f4ng c\u00f3 \u0111u\u00f4i \u201corg\u201d s\u1ebd tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3 \u201c#VALUE!\u201d t\u1ee9c l\u00e0 k\u1ebft qu\u1ea3 l\u1ed7i.<\/p>\n<p><em><img decoding=\"async\" alt=\"V\u00ed d\u1ee5 k\u1ebft h\u1ee3p h\u00e0m REPLACE v\u1edbi h\u00e0m FIND\" src=\"https:\/\/autofillform.com\/blog\/wp-content\/uploads\/2025\/12\/cach-dung-ham-replace-replaceb-trong-excel-3.jpg\" title=\"cach-dung-ham-replace-replaceb-trong-excel-3\">D\u00f9ng h\u00e0m REPLACE k\u1ebft h\u1ee3p h\u00e0m FIND \u0111\u1ec3 thay \u201corg\u201d th\u00e0nh \u201cvn\u201d<\/em><\/p>\n<p><strong>B\u01b0\u1edbc 2:<\/strong> T\u1ea1i \u00f4 B3, nh\u1eadp c\u00f4ng th\u1ee9c: <strong>=IFERROR(REPLACE(B3:B9,FIND(&#8220;org&#8221;,B3:B9),3,&#8221;vn&#8221;),B3:B9)<\/strong> r\u1ed3i nh\u1ea5n <strong>Enter<\/strong> \u0111\u1ec3 c\u00e1c k\u1ebft qu\u1ea3 l\u1ed7i \u1edf b\u01b0\u1edbc 1 tr\u1ea3 l\u1ea1i t\u00ean mi\u1ec1n ban \u0111\u1ea7u v\u00e0 mi\u1ec1n c\u00f3 \u0111u\u00f4i \u201corg\u201d \u0111\u1ed5i th\u00e0nh \u201cvn\u201d.<\/p>\n<p><em><img decoding=\"async\" alt=\"K\u1ebft qu\u1ea3 sau khi d\u00f9ng h\u00e0m REPLACE k\u1ebft h\u1ee3p h\u00e0m FIND\" src=\"https:\/\/autofillform.com\/blog\/wp-content\/uploads\/2025\/12\/cach-dung-ham-replace-replaceb-trong-excel-2.jpg\" title=\"cach-dung-ham-replace-replaceb-trong-excel-2\">Nh\u1eadp c\u00f4ng th\u1ee9c \u0111\u1ec3 k\u1ebft qu\u1ea3 l\u1ed7i tr\u1ea3 l\u1ea1i t\u00ean mi\u1ec1n ban \u0111\u1ea7u<\/em><\/p>\n<div class=\"titletab\" id=\"titletab2_3\">\n<h3>2.3. D\u00f9ng REPLACE k\u1ebft h\u1ee3p v\u1edbi TEXT<\/h3>\n<\/div>\n<p>D\u00f9ng REPLACE k\u1ebft h\u1ee3p v\u1edbi TEXT trong Excel gi\u00fap b\u1ea1n thay \u0111\u1ed5i m\u1ed9t ph\u1ea7n c\u1ee7a gi\u00e1 tr\u1ecb \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh d\u1ea1ng m\u00e0 v\u1eabn gi\u1eef \u0111\u1ecbnh d\u1ea1ng hi\u1ec3n th\u1ecb.<\/p>\n<p><strong>V\u00ed d\u1ee5:<\/strong> \u0110\u1ed5i ng\u00e0y 20\/10\/2025 th\u00e0nh ng\u00e0y 20\/11\/2025. TEXT chuy\u1ec3n ng\u00e0y th\u00e0nh chu\u1ed7i &#8220;20-10-2025\u201d,m\u1edbi c\u00f3 th\u1ec3 d\u00f9ng REPLACE thao t\u00e1c, thay &#8220;10&#8221; b\u1eb1ng &#8220;11&#8221; m\u00e0 v\u1eabn gi\u1eef \u0111\u1ecbnh d\u1ea1ng ng\u00e0y.<\/p>\n<p><strong>B\u01b0\u1edbc 1:<\/strong> \u1ede \u00f4 C2, nh\u1eadp c\u00f4ng th\u1ee9c: <strong>=REPLACE(TEXT(B2,&#8221;dd-mm-yy&#8221;),4,2,&#8221;11&#8243;)<\/strong>.<\/p>\n<p><strong>B\u01b0\u1edbc 2:<\/strong> Nh\u1ea5n <strong>Enter<\/strong> cho ra k\u1ebft qu\u1ea3.<\/p>\n<p><em><img decoding=\"async\" alt=\"V\u00ed d\u1ee5 k\u1ebft h\u1ee3p h\u00e0m REPLACE v\u1edbi h\u00e0m TEXT\" src=\"https:\/\/autofillform.com\/blog\/wp-content\/uploads\/2025\/12\/cach-dung-ham-replace-replaceb-trong-excel-4.jpg\" title=\"cach-dung-ham-replace-replaceb-trong-excel-4\">D\u00f9ng h\u00e0m REPLACE k\u1ebft h\u1ee3p h\u00e0m TEXT \u0111\u1ec3 \u0111\u1ed5i ng\u00e0y \u201c20\/10\/2025\u201d th\u00e0nh \u201c20\/11\/2025\u201d<\/em><\/p>\n<div class=\"titletab\" id=\"titletab3\">\n<h2>3. H\u00e0m REPLACEB<\/h2>\n<\/div>\n<p>H\u00e0m REPLACEB l\u00e0 h\u00e0m d\u00f9ng \u0111\u1ec3 thay th\u1ebf m\u1ed9t ph\u1ea7n c\u1ee7a chu\u1ed7i v\u0103n b\u1ea3n d\u1ef1a tr\u00ean s\u1ed1 byte m\u00e0 ng\u01b0\u1eddi d\u00f9ng x\u00e1c \u0111\u1ecbnh, v\u00e0 thay th\u1ebf ph\u1ea7n \u0111\u00f3 b\u1eb1ng m\u1ed9t chu\u1ed7i v\u0103n b\u1ea3n m\u1edbi.<\/p>\n<div class=\"titletab\" id=\"titletab3_1\">\n<h3>3.1. C\u00f4ng th\u1ee9c h\u00e0m REPLACEB<\/h3>\n<\/div>\n<p>C\u00f4ng th\u1ee9c c\u1ee7a h\u00e0m REPLACEB: \u00a0<strong>=REPLACEB(old_text, start_num, num_bytes, new_text)<\/strong>.<\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><strong>old_text:<\/strong> Chu\u1ed7i v\u0103n b\u1ea3n g\u1ed1c c\u1ea7n th\u1ef1c hi\u1ec7n thay th\u1ebf.<\/li>\n<li><strong>start_num:<\/strong> V\u1ecb tr\u00ed t\u00ednh theo byte, b\u1eaft \u0111\u1ea7u t\u1eeb b\u00ean tr\u00e1i, n\u01a1i qu\u00e1 tr\u00ecnh thay th\u1ebf s\u1ebd b\u1eaft \u0111\u1ea7u.<\/li>\n<li><strong>num_bytes:<\/strong> S\u1ed1 byte trong chu\u1ed7i g\u1ed1c m\u00e0 b\u1ea1n mu\u1ed1n thay th\u1ebf.<\/li>\n<li><strong>new_text:<\/strong> Chu\u1ed7i v\u0103n b\u1ea3n m\u1edbi s\u1ebd \u0111\u01b0\u1ee3c ch\u00e8n v\u00e0o \u0111\u1ec3 thay th\u1ebf ph\u1ea7n b\u1ecb lo\u1ea1i b\u1ecf.<\/li>\n<\/ul>\n<div class=\"titletab\" id=\"titletab3_2\">\n<h3>3.2. V\u00ed d\u1ee5 c\u00e1ch d\u00f9ng REPLACEB<\/h3>\n<\/div>\n<p><strong>V\u00ed d\u1ee5:<\/strong> Gi\u1ea3 s\u1eed chu\u1ed7i ban \u0111\u1ea7u c\u1ee7a b\u1ea1n l\u00e0 \u201c123ANDXYZ\u201d v\u00e0 mu\u1ed1n thay \u201c123ANDXYZ\u201d th\u00e0nh \u201d123&amp;XYZ\u201d, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng h\u00e0m REPLACEB \u0111\u1ec3 th\u1ef1c hi\u1ec7n.<\/p>\n<p><strong>B\u01b0\u1edbc 1:<\/strong> \u1ede \u00f4 C3, nh\u1eadp: <strong>=REPLACEB(B3,4,3,&#8221;&amp;&#8221;)<\/strong>.<\/p>\n<p><strong>B\u01b0\u1edbc 2:<\/strong> Nh\u1ea5n <strong>Enter<\/strong> \u0111\u1ec3 cho ra k\u1ebft qu\u1ea3.<\/p>\n<p><em><img decoding=\"async\" alt=\"C\u00e1ch s\u1eed d\u1ee5ng h\u00e0m REPLACEB \u0111\u1ec3 thay th\u1ebf chu\u1ed7i k\u00fd t\u1ef1 m\u1edbi\" src=\"https:\/\/autofillform.com\/blog\/wp-content\/uploads\/2025\/12\/cach-dung-ham-replace-replaceb-trong-excel-7.jpg\" title=\"cach-dung-ham-replace-replaceb-trong-excel-7\">D\u00f9ng h\u00e0m REPLACEB \u0111\u1ec3 thay \u201c123ANDXYZ\u201d th\u00e0nh \u201d123&amp;XYZ\u201d<\/em><\/p>\n<div class=\"titletab\" id=\"titletab4\">\n<h2>4. S\u1ef1 kh\u00e1c nhau gi\u1eefa h\u00e0m REPLACE v\u00e0 REPLACEB<\/h2>\n<\/div>\n<p>H\u00e0m REPLACE v\u00e0 REPLACEB \u0111\u1ec1u c\u00f3 ch\u1ee9c n\u0103ng thay th\u1ebf m\u1ed9t ph\u1ea7n v\u0103n b\u1ea3n, nh\u01b0ng ch\u00fang kh\u00e1c nhau \u1edf c\u00e1ch \u0111\u1ebfm \u0111\u01a1n v\u1ecb k\u00fd t\u1ef1 trong chu\u1ed7i c\u1ea7n thay th\u1ebf.<\/p>\n<ul>\n<li>REPLACE: Thay th\u1ebf d\u1ef1a tr\u00ean s\u1ed1 k\u00fd t\u1ef1 (characters).<\/li>\n<li>REPLACEB: Thay th\u1ebf d\u1ef1a tr\u00ean s\u1ed1 byte.<\/li>\n<\/ul>\n<p>S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y xu\u1ea5t ph\u00e1t t\u1eeb b\u1ed9 m\u00e3 k\u00fd t\u1ef1 m\u00e0 Excel s\u1eed d\u1ee5ng:<\/p>\n<ul>\n<li>REPLACE \u0111\u01b0\u1ee3c d\u00f9ng trong m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng b\u1ed9 k\u00fd t\u1ef1 byte \u0111\u01a1n (SBCS), n\u01a1i m\u1ed7i k\u00fd t\u1ef1 \u0111\u01b0\u1ee3c t\u00ednh l\u00e0 1 byte, b\u1ea5t k\u1ec3 ng\u00f4n ng\u1eef hi\u1ec3n th\u1ecb.<\/li>\n<li>REPLACEB d\u00f9ng cho ng\u00f4n ng\u1eef thi\u1ebft l\u1eadp theo b\u1ed9 k\u00fd t\u1ef1 byte k\u00e9p (DBCS). Khi m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c \u0111\u1eb7t m\u1eb7c \u0111\u1ecbnh \u1edf ng\u00f4n ng\u1eef h\u1ed7 tr\u1ee3 DBCS, Excel s\u1ebd t\u00ednh m\u1ed7i k\u00fd t\u1ef1 thu\u1ed9c nh\u00f3m n\u00e0y l\u00e0 2 byte.<\/li>\n<li>Ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu ng\u00f4n ng\u1eef kh\u00f4ng h\u1ed7 tr\u1ee3 DBCS, REPLACEB v\u1eabn \u0111\u1ebfm m\u1ed7i k\u00fd t\u1ef1 l\u00e0 1 byte, gi\u1ed1ng nh\u01b0 REPLACE.<\/li>\n<\/ul>\n<p>Khi hi\u1ec3u r\u00f5 c\u00e1ch d\u00f9ng h\u00e0m REPLACE v\u00e0 REPLACEB, b\u1ea1n s\u1ebd d\u1ec5 d\u00e0ng ch\u1ec9nh s\u1eeda d\u1eef li\u1ec7u v\u00e0 l\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3 h\u01a1n trong Excel. N\u1ebfu mu\u1ed1n ti\u1ebfp t\u1ee5c h\u1ecdc th\u00eam c\u00e1c m\u1eb9o thao t\u00e1c b\u1ea3ng t\u00ednh nhanh \u2013 g\u1ecdn \u2013 d\u1ec5 \u00e1p d\u1ee5ng b\u1ea1n h\u00e3y theo d\u00f5i chuy\u00ean m\u1ee5c Kinh nghi\u1ec7m c\u1ee7a Si\u00eau Th\u1ecb \u0110i\u1ec7n M\u00e1y \u2013 N\u1ed9i Th\u1ea5t Ch\u1ee3 L\u1edbn \u0111\u1ec3 trau d\u1ed3i k\u1ef9 n\u0103ng m\u1ed7i ng\u00e0y.<\/p>\n<p>B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c m\u1eabu m\u00e1y t\u00ednh b\u1ea3ng h\u1ed7 tr\u1ee3 l\u00e0m vi\u1ec7c v\u1edbi Excel m\u01b0\u1ee3t m\u00e0 h\u01a1n t\u1ea1i Si\u00eau Th\u1ecb \u0110i\u1ec7n M\u00e1y \u2013 N\u1ed9i Th\u1ea5t Ch\u1ee3 L\u1edbn, n\u01a1i cung c\u1ea5p nhi\u1ec1u s\u1ea3n ph\u1ea9m ch\u00ednh h\u00e3ng ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u s\u1eed d\u1ee5ng.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0 H\u00e0m REPLACE v\u00e0 REPLACEB l\u00e0 nh\u1eefng c\u00f4ng c\u1ee5 h\u1eefu \u00edch gi\u00fap b\u1ea1n ch\u1ec9nh s\u1eeda v\u00e0 thay th\u1ebf v\u0103n b\u1ea3n trong Excel, m\u1ed7i h\u00e0m l\u1ea1i ho\u1ea1t \u0111\u1ed9ng theo m\u1ed9t c\u01a1 ch\u1ebf ri\u00eang. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn c\u00e1ch d\u00f9ng h\u00e0m REPLACE REPLACEB trong Excel, \u0111\u1ed3ng th\u1eddi gi\u1ea3i th\u00edch r\u00f5 s\u1ef1 kh\u00e1c nhau gi\u1eefa ch\u00fang [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5828,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-5827","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thu-thuat"],"jetpack_featured_media_url":"https:\/\/autofillform.com\/blog\/wp-content\/uploads\/2025\/12\/19570.jpg","_links":{"self":[{"href":"https:\/\/autofillform.com\/blog\/wp-json\/wp\/v2\/posts\/5827","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/autofillform.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/autofillform.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/autofillform.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/autofillform.com\/blog\/wp-json\/wp\/v2\/comments?post=5827"}],"version-history":[{"count":0,"href":"https:\/\/autofillform.com\/blog\/wp-json\/wp\/v2\/posts\/5827\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/autofillform.com\/blog\/wp-json\/wp\/v2\/media\/5828"}],"wp:attachment":[{"href":"https:\/\/autofillform.com\/blog\/wp-json\/wp\/v2\/media?parent=5827"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/autofillform.com\/blog\/wp-json\/wp\/v2\/categories?post=5827"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/autofillform.com\/blog\/wp-json\/wp\/v2\/tags?post=5827"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}