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matches any single character except the list.

For example: matches "a" or "B" matches any single number matches any single character in the list. | Or an operator that matches the string to the left and right of the expression. For example: e$ matches lines ending with "e" The expression to the left of the line is matched at the end of the row. For example: ^a matches a line beginning with "A" ^ The expression to its right is matched at the top of the row. \ n newline character LF Note: Extended support, regular expressions do not support \ r Carriage return CR Note: Extended support, regular expression does not support \ t Tab TAB Note: Both the extension and the regular expression support Replace X and Y from regex with minimum and maximum number of spaces you want to replace.\ escape Character Furu: to use "\" itself, you should use the "\" If you have a need to replace spaces which are X or more but less than or equal to Y, use the following regex for “Find what” box. () Regex to Replace X or More But Less Than or Equal to Y Spaces with Tab Character If you have a need to replace exactly 2 spaces, use following regex for “Find what” box. \t represents a single tab character Regex to Replace Exactly 2 Spaces with Tab Character So it says to find a 1 or sequence of multiple consecutive space characters Note that there is a space character in between. Square brackets represent individual characters within it to search for. Here is what Regex does in layman’s terms. Once done, set the “Search Mode” to “Normal” again.Use it multiple times before you click “Replace All”. Click “Replace” to make sure that it replaces it correctly.Click “Find Next” button to make sure that it find the right text.Select “Regular expression” in “Search Mode” section.Paste or type "\t" (without quotes) in “Replace with…” box.Paste or type "(+)" (without quotes) in “Find what…” box.Go to Search menu > Replace… (Shortcut Ctrl+R).Open the Notepad++ and paste the text into new document.If you don’t have Notepad++, download and install it.If you have data with multiple space characters and you wish you could replace all the multiple spaces with tab characters (I bet you want to paste it into Excel), here is a quick trick – Use RegEx in Notepad++.